Home / 4,680,046.40-7,020,069.60-1,314,363.20

Finding the Fourth Proportional to 4,680,046.40, 7,020,069.60 and 1,314,363.20

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Solution

The fourth proportional to 4,680,046.40, 7,020,069.60 and 1,314,363.20 is: 1,971,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,046.40 : 7,020,069.60 = 1,314,363.20 : x
  2. Step 2: Convert to fraction form
    4,680,046.40/7,020,069.60 = 1,314,363.20/x
  3. Step 3: Cross multiply
    4,680,046.40x = 7,020,069.60 × 1,314,363.20
  4. Step 4: Simplify right side
    4,680,046.40x = 9,226,921,143,678.72
  5. Step 5: Solve for x
    x = 9,226,921,143,678.72/4,680,046.40
  6. Step 6: Final answer
    x = 1,971,544.80

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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.