Home / 1,086,001.08-1,626,343.10-765,364.92

Finding the Fourth Proportional to 1,086,001.08, 1,626,343.10 and 765,364.92

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Solution

The fourth proportional to 1,086,001.08, 1,626,343.10 and 765,364.92 is: 1,146,173.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,001.08 : 1,626,343.10 = 765,364.92 : x
  2. Step 2: Convert to fraction form
    1,086,001.08/1,626,343.10 = 765,364.92/x
  3. Step 3: Cross multiply
    1,086,001.08x = 1,626,343.10 × 765,364.92
  4. Step 4: Simplify right side
    1,086,001.08x = 1,244,745,956,624.05
  5. Step 5: Solve for x
    x = 1,244,745,956,624.05/1,086,001.08
  6. Step 6: Final answer
    x = 1,146,173.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.