Home / 1,581,738.15-2,182,787.23-856,569.04

Finding the Fourth Proportional to 1,581,738.15, 2,182,787.23 and 856,569.04

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Solution

The fourth proportional to 1,581,738.15, 2,182,787.23 and 856,569.04 is: 1,182,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,738.15 : 2,182,787.23 = 856,569.04 : x
  2. Step 2: Convert to fraction form
    1,581,738.15/2,182,787.23 = 856,569.04/x
  3. Step 3: Cross multiply
    1,581,738.15x = 2,182,787.23 × 856,569.04
  4. Step 4: Simplify right side
    1,581,738.15x = 1,869,707,962,125.36
  5. Step 5: Solve for x
    x = 1,869,707,962,125.36/1,581,738.15
  6. Step 6: Final answer
    x = 1,182,059.10

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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.