Home / 1,140,358.32-1,573,674.48-656,922

Finding the Fourth Proportional to 1,140,358.32, 1,573,674.48 and 656,922

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Solution

The fourth proportional to 1,140,358.32, 1,573,674.48 and 656,922 is: 906,540.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,358.32 : 1,573,674.48 = 656,922 : x
  2. Step 2: Convert to fraction form
    1,140,358.32/1,573,674.48 = 656,922/x
  3. Step 3: Cross multiply
    1,140,358.32x = 1,573,674.48 × 656,922
  4. Step 4: Simplify right side
    1,140,358.32x = 1,033,781,386,750.56
  5. Step 5: Solve for x
    x = 1,033,781,386,750.56/1,140,358.32
  6. Step 6: Final answer
    x = 906,540.84

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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.