Home / 1,123,617.10-1,685,425.65-324,924.70

Finding the Fourth Proportional to 1,123,617.10, 1,685,425.65 and 324,924.70

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Solution

The fourth proportional to 1,123,617.10, 1,685,425.65 and 324,924.70 is: 487,387.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,617.10 : 1,685,425.65 = 324,924.70 : x
  2. Step 2: Convert to fraction form
    1,123,617.10/1,685,425.65 = 324,924.70/x
  3. Step 3: Cross multiply
    1,123,617.10x = 1,685,425.65 × 324,924.70
  4. Step 4: Simplify right side
    1,123,617.10x = 547,636,423,698.56
  5. Step 5: Solve for x
    x = 547,636,423,698.56/1,123,617.10
  6. Step 6: Final answer
    x = 487,387.05

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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.