Home / 1,047,220.63-1,445,170.27-588,354.55

Finding the Fourth Proportional to 1,047,220.63, 1,445,170.27 and 588,354.55

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Solution

The fourth proportional to 1,047,220.63, 1,445,170.27 and 588,354.55 is: 811,932.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,220.63 : 1,445,170.27 = 588,354.55 : x
  2. Step 2: Convert to fraction form
    1,047,220.63/1,445,170.27 = 588,354.55/x
  3. Step 3: Cross multiply
    1,047,220.63x = 1,445,170.27 × 588,354.55
  4. Step 4: Simplify right side
    1,047,220.63x = 850,272,500,937.46
  5. Step 5: Solve for x
    x = 850,272,500,937.46/1,047,220.63
  6. Step 6: Final answer
    x = 811,932.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.