Home / 1,521,434.39-2,281,626.03-441,654.20

Finding the Fourth Proportional to 1,521,434.39, 2,281,626.03 and 441,654.20

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Solution

The fourth proportional to 1,521,434.39, 2,281,626.03 and 441,654.20 is: 662,328.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,434.39 : 2,281,626.03 = 441,654.20 : x
  2. Step 2: Convert to fraction form
    1,521,434.39/2,281,626.03 = 441,654.20/x
  3. Step 3: Cross multiply
    1,521,434.39x = 2,281,626.03 × 441,654.20
  4. Step 4: Simplify right side
    1,521,434.39x = 1,007,689,707,570.70
  5. Step 5: Solve for x
    x = 1,007,689,707,570.70/1,521,434.39
  6. Step 6: Final answer
    x = 662,328.73

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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.