Home / 1,104,560.82-1,524,314.63-645,714.59

Finding the Fourth Proportional to 1,104,560.82, 1,524,314.63 and 645,714.59

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Solution

The fourth proportional to 1,104,560.82, 1,524,314.63 and 645,714.59 is: 891,098.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,560.82 : 1,524,314.63 = 645,714.59 : x
  2. Step 2: Convert to fraction form
    1,104,560.82/1,524,314.63 = 645,714.59/x
  3. Step 3: Cross multiply
    1,104,560.82x = 1,524,314.63 × 645,714.59
  4. Step 4: Simplify right side
    1,104,560.82x = 984,272,190,334.17
  5. Step 5: Solve for x
    x = 984,272,190,334.17/1,104,560.82
  6. Step 6: Final answer
    x = 891,098.23

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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.