Home / 1,327,726.55-1,991,586.79-569,076.10

Finding the Fourth Proportional to 1,327,726.55, 1,991,586.79 and 569,076.10

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Solution

The fourth proportional to 1,327,726.55, 1,991,586.79 and 569,076.10 is: 853,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,726.55 : 1,991,586.79 = 569,076.10 : x
  2. Step 2: Convert to fraction form
    1,327,726.55/1,991,586.79 = 569,076.10/x
  3. Step 3: Cross multiply
    1,327,726.55x = 1,991,586.79 × 569,076.10
  4. Step 4: Simplify right side
    1,327,726.55x = 1,133,364,443,264.72
  5. Step 5: Solve for x
    x = 1,133,364,443,264.72/1,327,726.55
  6. Step 6: Final answer
    x = 853,612.85

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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.