Home / 2,404,965.78-3,607,780.77-807,985.53

Finding the Fourth Proportional to 2,404,965.78, 3,607,780.77 and 807,985.53

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Solution

The fourth proportional to 2,404,965.78, 3,607,780.77 and 807,985.53 is: 1,212,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,404,965.78 : 3,607,780.77 = 807,985.53 : x
  2. Step 2: Convert to fraction form
    2,404,965.78/3,607,780.77 = 807,985.53/x
  3. Step 3: Cross multiply
    2,404,965.78x = 3,607,780.77 × 807,985.53
  4. Step 4: Simplify right side
    2,404,965.78x = 2,915,034,657,572.26
  5. Step 5: Solve for x
    x = 2,915,034,657,572.26/2,404,965.78
  6. Step 6: Final answer
    x = 1,212,089.87

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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.