Home / 1,115,745.52-1,539,730.76-606,446.48

Finding the Fourth Proportional to 1,115,745.52, 1,539,730.76 and 606,446.48

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Solution

The fourth proportional to 1,115,745.52, 1,539,730.76 and 606,446.48 is: 836,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,745.52 : 1,539,730.76 = 606,446.48 : x
  2. Step 2: Convert to fraction form
    1,115,745.52/1,539,730.76 = 606,446.48/x
  3. Step 3: Cross multiply
    1,115,745.52x = 1,539,730.76 × 606,446.48
  4. Step 4: Simplify right side
    1,115,745.52x = 933,764,299,549.73
  5. Step 5: Solve for x
    x = 933,764,299,549.73/1,115,745.52
  6. Step 6: Final answer
    x = 836,897.20

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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.