Home / 2,391,875.91-3,301,167.40-1,425,566.70

Finding the Fourth Proportional to 2,391,875.91, 3,301,167.40 and 1,425,566.70

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Solution

The fourth proportional to 2,391,875.91, 3,301,167.40 and 1,425,566.70 is: 1,967,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,875.91 : 3,301,167.40 = 1,425,566.70 : x
  2. Step 2: Convert to fraction form
    2,391,875.91/3,301,167.40 = 1,425,566.70/x
  3. Step 3: Cross multiply
    2,391,875.91x = 3,301,167.40 × 1,425,566.70
  4. Step 4: Simplify right side
    2,391,875.91x = 4,706,034,316,565.58
  5. Step 5: Solve for x
    x = 4,706,034,316,565.58/2,391,875.91
  6. Step 6: Final answer
    x = 1,967,507.72

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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.