Home / 884,081.61-1,326,131.64-707,709.78

Finding the Fourth Proportional to 884,081.61, 1,326,131.64 and 707,709.78

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Solution

The fourth proportional to 884,081.61, 1,326,131.64 and 707,709.78 is: 1,061,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,081.61 : 1,326,131.64 = 707,709.78 : x
  2. Step 2: Convert to fraction form
    884,081.61/1,326,131.64 = 707,709.78/x
  3. Step 3: Cross multiply
    884,081.61x = 1,326,131.64 × 707,709.78
  4. Step 4: Simplify right side
    884,081.61x = 938,516,331,195.44
  5. Step 5: Solve for x
    x = 938,516,331,195.44/884,081.61
  6. Step 6: Final answer
    x = 1,061,572.05

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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.