Home / 814,539.32-1,124,125.84-452,031.72

Finding the Fourth Proportional to 814,539.32, 1,124,125.84 and 452,031.72

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Solution

The fourth proportional to 814,539.32, 1,124,125.84 and 452,031.72 is: 623,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,539.32 : 1,124,125.84 = 452,031.72 : x
  2. Step 2: Convert to fraction form
    814,539.32/1,124,125.84 = 452,031.72/x
  3. Step 3: Cross multiply
    814,539.32x = 1,124,125.84 × 452,031.72
  4. Step 4: Simplify right side
    814,539.32x = 508,140,536,951.65
  5. Step 5: Solve for x
    x = 508,140,536,951.65/814,539.32
  6. Step 6: Final answer
    x = 623,837.95

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1.5x scale

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.