Home / 5,260,219.80-7,890,329.70-4,314,658.20

Finding the Fourth Proportional to 5,260,219.80, 7,890,329.70 and 4,314,658.20

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Solution

The fourth proportional to 5,260,219.80, 7,890,329.70 and 4,314,658.20 is: 6,471,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260,219.80 : 7,890,329.70 = 4,314,658.20 : x
  2. Step 2: Convert to fraction form
    5,260,219.80/7,890,329.70 = 4,314,658.20/x
  3. Step 3: Cross multiply
    5,260,219.80x = 7,890,329.70 × 4,314,658.20
  4. Step 4: Simplify right side
    5,260,219.80x = 34,044,075,740,808.54
  5. Step 5: Solve for x
    x = 34,044,075,740,808.54/5,260,219.80
  6. Step 6: Final answer
    x = 6,471,987.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.