Home / 1,567,375.45-2,351,063.18-385,423.45

Finding the Fourth Proportional to 1,567,375.45, 2,351,063.18 and 385,423.45

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Solution

The fourth proportional to 1,567,375.45, 2,351,063.18 and 385,423.45 is: 578,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,375.45 : 2,351,063.18 = 385,423.45 : x
  2. Step 2: Convert to fraction form
    1,567,375.45/2,351,063.18 = 385,423.45/x
  3. Step 3: Cross multiply
    1,567,375.45x = 2,351,063.18 × 385,423.45
  4. Step 4: Simplify right side
    1,567,375.45x = 906,154,882,003.57
  5. Step 5: Solve for x
    x = 906,154,882,003.57/1,567,375.45
  6. Step 6: Final answer
    x = 578,135.18

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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.