Home / 1,437,395.74-2,155,627.07-477,593.59

Finding the Fourth Proportional to 1,437,395.74, 2,155,627.07 and 477,593.59

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Solution

The fourth proportional to 1,437,395.74, 2,155,627.07 and 477,593.59 is: 716,235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,395.74 : 2,155,627.07 = 477,593.59 : x
  2. Step 2: Convert to fraction form
    1,437,395.74/2,155,627.07 = 477,593.59/x
  3. Step 3: Cross multiply
    1,437,395.74x = 2,155,627.07 × 477,593.59
  4. Step 4: Simplify right side
    1,437,395.74x = 1,029,513,657,896.38
  5. Step 5: Solve for x
    x = 1,029,513,657,896.38/1,437,395.74
  6. Step 6: Final answer
    x = 716,235.36

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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.