Home / 1,126,416.96-1,689,624-452,498.22

Finding the Fourth Proportional to 1,126,416.96, 1,689,624 and 452,498.22

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Solution

The fourth proportional to 1,126,416.96, 1,689,624 and 452,498.22 is: 678,746.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,416.96 : 1,689,624 = 452,498.22 : x
  2. Step 2: Convert to fraction form
    1,126,416.96/1,689,624 = 452,498.22/x
  3. Step 3: Cross multiply
    1,126,416.96x = 1,689,624 × 452,498.22
  4. Step 4: Simplify right side
    1,126,416.96x = 764,551,852,469.28
  5. Step 5: Solve for x
    x = 764,551,852,469.28/1,126,416.96
  6. Step 6: Final answer
    x = 678,746.75

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Similar ratio
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1.5x scale

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.