Home / 1,250,381.32-1,725,523.86-677,437

Finding the Fourth Proportional to 1,250,381.32, 1,725,523.86 and 677,437

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Solution

The fourth proportional to 1,250,381.32, 1,725,523.86 and 677,437 is: 934,861.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,381.32 : 1,725,523.86 = 677,437 : x
  2. Step 2: Convert to fraction form
    1,250,381.32/1,725,523.86 = 677,437/x
  3. Step 3: Cross multiply
    1,250,381.32x = 1,725,523.86 × 677,437
  4. Step 4: Simplify right side
    1,250,381.32x = 1,168,933,707,146.82
  5. Step 5: Solve for x
    x = 1,168,933,707,146.82/1,250,381.32
  6. Step 6: Final answer
    x = 934,861.78

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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.