Home / 1,513,339.92-2,088,037.80-997,036.56

Finding the Fourth Proportional to 1,513,339.92, 2,088,037.80 and 997,036.56

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Solution

The fourth proportional to 1,513,339.92, 2,088,037.80 and 997,036.56 is: 1,375,665.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,339.92 : 2,088,037.80 = 997,036.56 : x
  2. Step 2: Convert to fraction form
    1,513,339.92/2,088,037.80 = 997,036.56/x
  3. Step 3: Cross multiply
    1,513,339.92x = 2,088,037.80 × 997,036.56
  4. Step 4: Simplify right side
    1,513,339.92x = 2,081,850,025,261.97
  5. Step 5: Solve for x
    x = 2,081,850,025,261.97/1,513,339.92
  6. Step 6: Final answer
    x = 1,375,665.84

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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.