Home / 1,509,629.39-2,264,776.72-656,834.93

Finding the Fourth Proportional to 1,509,629.39, 2,264,776.72 and 656,834.93

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Solution

The fourth proportional to 1,509,629.39, 2,264,776.72 and 656,834.93 is: 985,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,629.39 : 2,264,776.72 = 656,834.93 : x
  2. Step 2: Convert to fraction form
    1,509,629.39/2,264,776.72 = 656,834.93/x
  3. Step 3: Cross multiply
    1,509,629.39x = 2,264,776.72 × 656,834.93
  4. Step 4: Simplify right side
    1,509,629.39x = 1,487,584,458,346.83
  5. Step 5: Solve for x
    x = 1,487,584,458,346.83/1,509,629.39
  6. Step 6: Final answer
    x = 985,397.12

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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.