Home / 1,435,782-1,981,392.26-791,225.31

Finding the Fourth Proportional to 1,435,782, 1,981,392.26 and 791,225.31

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Solution

The fourth proportional to 1,435,782, 1,981,392.26 and 791,225.31 is: 1,091,898.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,782 : 1,981,392.26 = 791,225.31 : x
  2. Step 2: Convert to fraction form
    1,435,782/1,981,392.26 = 791,225.31/x
  3. Step 3: Cross multiply
    1,435,782x = 1,981,392.26 × 791,225.31
  4. Step 4: Simplify right side
    1,435,782x = 1,567,727,701,193.97
  5. Step 5: Solve for x
    x = 1,567,727,701,193.97/1,435,782
  6. Step 6: Final answer
    x = 1,091,898.14

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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.