Home / 1,665,678.26-2,298,641.18-901,730

Finding the Fourth Proportional to 1,665,678.26, 2,298,641.18 and 901,730

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Solution

The fourth proportional to 1,665,678.26, 2,298,641.18 and 901,730 is: 1,244,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,678.26 : 2,298,641.18 = 901,730 : x
  2. Step 2: Convert to fraction form
    1,665,678.26/2,298,641.18 = 901,730/x
  3. Step 3: Cross multiply
    1,665,678.26x = 2,298,641.18 × 901,730
  4. Step 4: Simplify right side
    1,665,678.26x = 2,072,753,706,732.75
  5. Step 5: Solve for x
    x = 2,072,753,706,732.75/1,665,678.26
  6. Step 6: Final answer
    x = 1,244,390.20

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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.