Home / 1,543,204.86-2,314,807.57-644,156.16

Finding the Fourth Proportional to 1,543,204.86, 2,314,807.57 and 644,156.16

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Solution

The fourth proportional to 1,543,204.86, 2,314,807.57 and 644,156.16 is: 966,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,204.86 : 2,314,807.57 = 644,156.16 : x
  2. Step 2: Convert to fraction form
    1,543,204.86/2,314,807.57 = 644,156.16/x
  3. Step 3: Cross multiply
    1,543,204.86x = 2,314,807.57 × 644,156.16
  4. Step 4: Simplify right side
    1,543,204.86x = 1,491,097,553,819.74
  5. Step 5: Solve for x
    x = 1,491,097,553,819.74/1,543,204.86
  6. Step 6: Final answer
    x = 966,234.36

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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.