Home / 1,108,468.08-1,529,556-625,004.46

Finding the Fourth Proportional to 1,108,468.08, 1,529,556 and 625,004.46

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Solution

The fourth proportional to 1,108,468.08, 1,529,556 and 625,004.46 is: 862,432.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,468.08 : 1,529,556 = 625,004.46 : x
  2. Step 2: Convert to fraction form
    1,108,468.08/1,529,556 = 625,004.46/x
  3. Step 3: Cross multiply
    1,108,468.08x = 1,529,556 × 625,004.46
  4. Step 4: Simplify right side
    1,108,468.08x = 955,979,321,819.76
  5. Step 5: Solve for x
    x = 955,979,321,819.76/1,108,468.08
  6. Step 6: Final answer
    x = 862,432.88

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Double scale
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1.5x scale

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.