Home / 4,152,172.80-6,228,259.20-2,238,985.20

Finding the Fourth Proportional to 4,152,172.80, 6,228,259.20 and 2,238,985.20

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Solution

The fourth proportional to 4,152,172.80, 6,228,259.20 and 2,238,985.20 is: 3,358,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152,172.80 : 6,228,259.20 = 2,238,985.20 : x
  2. Step 2: Convert to fraction form
    4,152,172.80/6,228,259.20 = 2,238,985.20/x
  3. Step 3: Cross multiply
    4,152,172.80x = 6,228,259.20 × 2,238,985.20
  4. Step 4: Simplify right side
    4,152,172.80x = 13,944,980,170,563.84
  5. Step 5: Solve for x
    x = 13,944,980,170,563.84/4,152,172.80
  6. Step 6: Final answer
    x = 3,358,477.80

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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.