Home / 1,022,601.39-1,413,740.84-767,509.71

Finding the Fourth Proportional to 1,022,601.39, 1,413,740.84 and 767,509.71

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Solution

The fourth proportional to 1,022,601.39, 1,413,740.84 and 767,509.71 is: 1,061,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,601.39 : 1,413,740.84 = 767,509.71 : x
  2. Step 2: Convert to fraction form
    1,022,601.39/1,413,740.84 = 767,509.71/x
  3. Step 3: Cross multiply
    1,022,601.39x = 1,413,740.84 × 767,509.71
  4. Step 4: Simplify right side
    1,022,601.39x = 1,085,059,822,123.56
  5. Step 5: Solve for x
    x = 1,085,059,822,123.56/1,022,601.39
  6. Step 6: Final answer
    x = 1,061,077.98

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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.