Home / 1,488,656.40-2,233,276.20-635,726.40

Finding the Fourth Proportional to 1,488,656.40, 2,233,276.20 and 635,726.40

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Solution

The fourth proportional to 1,488,656.40, 2,233,276.20 and 635,726.40 is: 953,714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,656.40 : 2,233,276.20 = 635,726.40 : x
  2. Step 2: Convert to fraction form
    1,488,656.40/2,233,276.20 = 635,726.40/x
  3. Step 3: Cross multiply
    1,488,656.40x = 2,233,276.20 × 635,726.40
  4. Step 4: Simplify right side
    1,488,656.40x = 1,419,752,638,831.68
  5. Step 5: Solve for x
    x = 1,419,752,638,831.68/1,488,656.40
  6. Step 6: Final answer
    x = 953,714.13

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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.