Home / 1,257,649.60-1,885,288.56-625,966.24

Finding the Fourth Proportional to 1,257,649.60, 1,885,288.56 and 625,966.24

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Solution

The fourth proportional to 1,257,649.60, 1,885,288.56 and 625,966.24 is: 938,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,649.60 : 1,885,288.56 = 625,966.24 : x
  2. Step 2: Convert to fraction form
    1,257,649.60/1,885,288.56 = 625,966.24/x
  3. Step 3: Cross multiply
    1,257,649.60x = 1,885,288.56 × 625,966.24
  4. Step 4: Simplify right side
    1,257,649.60x = 1,180,126,991,218.21
  5. Step 5: Solve for x
    x = 1,180,126,991,218.21/1,257,649.60
  6. Step 6: Final answer
    x = 938,359.14

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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.