Home / 1,191,725.80-1,644,562.23-647,875.17

Finding the Fourth Proportional to 1,191,725.80, 1,644,562.23 and 647,875.17

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Solution

The fourth proportional to 1,191,725.80, 1,644,562.23 and 647,875.17 is: 894,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,725.80 : 1,644,562.23 = 647,875.17 : x
  2. Step 2: Convert to fraction form
    1,191,725.80/1,644,562.23 = 647,875.17/x
  3. Step 3: Cross multiply
    1,191,725.80x = 1,644,562.23 × 647,875.17
  4. Step 4: Simplify right side
    1,191,725.80x = 1,065,471,034,336.83
  5. Step 5: Solve for x
    x = 1,065,471,034,336.83/1,191,725.80
  6. Step 6: Final answer
    x = 894,057.20

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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.