Home / 814,541.76-1,124,050.32-451,957.86

Finding the Fourth Proportional to 814,541.76, 1,124,050.32 and 451,957.86

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Solution

The fourth proportional to 814,541.76, 1,124,050.32 and 451,957.86 is: 623,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,541.76 : 1,124,050.32 = 451,957.86 : x
  2. Step 2: Convert to fraction form
    814,541.76/1,124,050.32 = 451,957.86/x
  3. Step 3: Cross multiply
    814,541.76x = 1,124,050.32 × 451,957.86
  4. Step 4: Simplify right side
    814,541.76x = 508,023,377,159.52
  5. Step 5: Solve for x
    x = 508,023,377,159.52/814,541.76
  6. Step 6: Final answer
    x = 623,692.24

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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.