Home / 3,435,938.40-5,153,907.60-3,121,010.40

Finding the Fourth Proportional to 3,435,938.40, 5,153,907.60 and 3,121,010.40

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Solution

The fourth proportional to 3,435,938.40, 5,153,907.60 and 3,121,010.40 is: 4,681,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,938.40 : 5,153,907.60 = 3,121,010.40 : x
  2. Step 2: Convert to fraction form
    3,435,938.40/5,153,907.60 = 3,121,010.40/x
  3. Step 3: Cross multiply
    3,435,938.40x = 5,153,907.60 × 3,121,010.40
  4. Step 4: Simplify right side
    3,435,938.40x = 16,085,399,220,239.04
  5. Step 5: Solve for x
    x = 16,085,399,220,239.04/3,435,938.40
  6. Step 6: Final answer
    x = 4,681,515.60

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Similar ratio
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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.