Home / 5,788,038.78-7,987,448.61-3,209,726.16

Finding the Fourth Proportional to 5,788,038.78, 7,987,448.61 and 3,209,726.16

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Solution

The fourth proportional to 5,788,038.78, 7,987,448.61 and 3,209,726.16 is: 4,429,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788,038.78 : 7,987,448.61 = 3,209,726.16 : x
  2. Step 2: Convert to fraction form
    5,788,038.78/7,987,448.61 = 3,209,726.16/x
  3. Step 3: Cross multiply
    5,788,038.78x = 7,987,448.61 × 3,209,726.16
  4. Step 4: Simplify right side
    5,788,038.78x = 25,637,522,755,172.64
  5. Step 5: Solve for x
    x = 25,637,522,755,172.64/5,788,038.78
  6. Step 6: Final answer
    x = 4,429,397.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.