Home / 1,639,902.30-2,459,853.45-1,006,763.10

Finding the Fourth Proportional to 1,639,902.30, 2,459,853.45 and 1,006,763.10

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Solution

The fourth proportional to 1,639,902.30, 2,459,853.45 and 1,006,763.10 is: 1,510,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,902.30 : 2,459,853.45 = 1,006,763.10 : x
  2. Step 2: Convert to fraction form
    1,639,902.30/2,459,853.45 = 1,006,763.10/x
  3. Step 3: Cross multiply
    1,639,902.30x = 2,459,853.45 × 1,006,763.10
  4. Step 4: Simplify right side
    1,639,902.30x = 2,476,489,684,867.70
  5. Step 5: Solve for x
    x = 2,476,489,684,867.70/1,639,902.30
  6. Step 6: Final answer
    x = 1,510,144.65

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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.