Home / 1,551,916.02-2,327,972.43-487,000.11

Finding the Fourth Proportional to 1,551,916.02, 2,327,972.43 and 487,000.11

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Solution

The fourth proportional to 1,551,916.02, 2,327,972.43 and 487,000.11 is: 730,531.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,916.02 : 2,327,972.43 = 487,000.11 : x
  2. Step 2: Convert to fraction form
    1,551,916.02/2,327,972.43 = 487,000.11/x
  3. Step 3: Cross multiply
    1,551,916.02x = 2,327,972.43 × 487,000.11
  4. Step 4: Simplify right side
    1,551,916.02x = 1,133,722,829,486.97
  5. Step 5: Solve for x
    x = 1,133,722,829,486.97/1,551,916.02
  6. Step 6: Final answer
    x = 730,531.04

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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.