Home / 1,587,479.16-2,381,546.80-522,585.12

Finding the Fourth Proportional to 1,587,479.16, 2,381,546.80 and 522,585.12

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Solution

The fourth proportional to 1,587,479.16, 2,381,546.80 and 522,585.12 is: 783,985.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,479.16 : 2,381,546.80 = 522,585.12 : x
  2. Step 2: Convert to fraction form
    1,587,479.16/2,381,546.80 = 522,585.12/x
  3. Step 3: Cross multiply
    1,587,479.16x = 2,381,546.80 × 522,585.12
  4. Step 4: Simplify right side
    1,587,479.16x = 1,244,560,920,263.62
  5. Step 5: Solve for x
    x = 1,244,560,920,263.62/1,587,479.16
  6. Step 6: Final answer
    x = 783,985.67

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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.