Home / 1,068,357.52-1,602,750.12-394,442.92

Finding the Fourth Proportional to 1,068,357.52, 1,602,750.12 and 394,442.92

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Solution

The fourth proportional to 1,068,357.52, 1,602,750.12 and 394,442.92 is: 591,743.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,357.52 : 1,602,750.12 = 394,442.92 : x
  2. Step 2: Convert to fraction form
    1,068,357.52/1,602,750.12 = 394,442.92/x
  3. Step 3: Cross multiply
    1,068,357.52x = 1,602,750.12 × 394,442.92
  4. Step 4: Simplify right side
    1,068,357.52x = 632,193,437,363.15
  5. Step 5: Solve for x
    x = 632,193,437,363.15/1,068,357.52
  6. Step 6: Final answer
    x = 591,743.33

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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.