Home / 1,008,020.70-1,512,031.05-564,731.10

Finding the Fourth Proportional to 1,008,020.70, 1,512,031.05 and 564,731.10

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Solution

The fourth proportional to 1,008,020.70, 1,512,031.05 and 564,731.10 is: 847,096.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,020.70 : 1,512,031.05 = 564,731.10 : x
  2. Step 2: Convert to fraction form
    1,008,020.70/1,512,031.05 = 564,731.10/x
  3. Step 3: Cross multiply
    1,008,020.70x = 1,512,031.05 × 564,731.10
  4. Step 4: Simplify right side
    1,008,020.70x = 853,890,958,100.66
  5. Step 5: Solve for x
    x = 853,890,958,100.66/1,008,020.70
  6. Step 6: Final answer
    x = 847,096.65

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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.