Home / 1,971,877.92-2,721,191.52-1,066,459.92

Finding the Fourth Proportional to 1,971,877.92, 2,721,191.52 and 1,066,459.92

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Solution

The fourth proportional to 1,971,877.92, 2,721,191.52 and 1,066,459.92 is: 1,471,714.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,877.92 : 2,721,191.52 = 1,066,459.92 : x
  2. Step 2: Convert to fraction form
    1,971,877.92/2,721,191.52 = 1,066,459.92/x
  3. Step 3: Cross multiply
    1,971,877.92x = 2,721,191.52 × 1,066,459.92
  4. Step 4: Simplify right side
    1,971,877.92x = 2,902,041,690,723.88
  5. Step 5: Solve for x
    x = 2,902,041,690,723.88/1,971,877.92
  6. Step 6: Final answer
    x = 1,471,714.68

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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.