Home / 1,047,630.72-1,572,131.28-574,649.04

Finding the Fourth Proportional to 1,047,630.72, 1,572,131.28 and 574,649.04

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Solution

The fourth proportional to 1,047,630.72, 1,572,131.28 and 574,649.04 is: 862,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,630.72 : 1,572,131.28 = 574,649.04 : x
  2. Step 2: Convert to fraction form
    1,047,630.72/1,572,131.28 = 574,649.04/x
  3. Step 3: Cross multiply
    1,047,630.72x = 1,572,131.28 × 574,649.04
  4. Step 4: Simplify right side
    1,047,630.72x = 903,423,730,805.97
  5. Step 5: Solve for x
    x = 903,423,730,805.97/1,047,630.72
  6. Step 6: Final answer
    x = 862,349.41

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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.