Home / 4,780,869.16-7,172,702.76-1,542,344.59

Finding the Fourth Proportional to 4,780,869.16, 7,172,702.76 and 1,542,344.59

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Solution

The fourth proportional to 4,780,869.16, 7,172,702.76 and 1,542,344.59 is: 2,313,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780,869.16 : 7,172,702.76 = 1,542,344.59 : x
  2. Step 2: Convert to fraction form
    4,780,869.16/7,172,702.76 = 1,542,344.59/x
  3. Step 3: Cross multiply
    4,780,869.16x = 7,172,702.76 × 1,542,344.59
  4. Step 4: Simplify right side
    4,780,869.16x = 11,062,779,297,564.07
  5. Step 5: Solve for x
    x = 11,062,779,297,564.07/4,780,869.16
  6. Step 6: Final answer
    x = 2,313,968.22

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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.