Home / 1,531,348.76-2,297,233.30-520,199.30

Finding the Fourth Proportional to 1,531,348.76, 2,297,233.30 and 520,199.30

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Solution

The fourth proportional to 1,531,348.76, 2,297,233.30 and 520,199.30 is: 780,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,348.76 : 2,297,233.30 = 520,199.30 : x
  2. Step 2: Convert to fraction form
    1,531,348.76/2,297,233.30 = 520,199.30/x
  3. Step 3: Cross multiply
    1,531,348.76x = 2,297,233.30 × 520,199.30
  4. Step 4: Simplify right side
    1,531,348.76x = 1,195,019,154,596.69
  5. Step 5: Solve for x
    x = 1,195,019,154,596.69/1,531,348.76
  6. Step 6: Final answer
    x = 780,370.34

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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.