Home / 1,904,753.56-2,856,955.38-642,592.12

Finding the Fourth Proportional to 1,904,753.56, 2,856,955.38 and 642,592.12

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Solution

The fourth proportional to 1,904,753.56, 2,856,955.38 and 642,592.12 is: 963,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,753.56 : 2,856,955.38 = 642,592.12 : x
  2. Step 2: Convert to fraction form
    1,904,753.56/2,856,955.38 = 642,592.12/x
  3. Step 3: Cross multiply
    1,904,753.56x = 2,856,955.38 × 642,592.12
  4. Step 4: Simplify right side
    1,904,753.56x = 1,835,857,014,379.61
  5. Step 5: Solve for x
    x = 1,835,857,014,379.61/1,904,753.56
  6. Step 6: Final answer
    x = 963,829.16

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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.