Home / 1,227,311.17-1,841,256.53-385,862.92

Finding the Fourth Proportional to 1,227,311.17, 1,841,256.53 and 385,862.92

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Solution

The fourth proportional to 1,227,311.17, 1,841,256.53 and 385,862.92 is: 578,885.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,311.17 : 1,841,256.53 = 385,862.92 : x
  2. Step 2: Convert to fraction form
    1,227,311.17/1,841,256.53 = 385,862.92/x
  3. Step 3: Cross multiply
    1,227,311.17x = 1,841,256.53 × 385,862.92
  4. Step 4: Simplify right side
    1,227,311.17x = 710,472,621,134.87
  5. Step 5: Solve for x
    x = 710,472,621,134.87/1,227,311.17
  6. Step 6: Final answer
    x = 578,885.48

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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.