Home / 1,872,178.38-2,808,267.56-452,234.45

Finding the Fourth Proportional to 1,872,178.38, 2,808,267.56 and 452,234.45

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Solution

The fourth proportional to 1,872,178.38, 2,808,267.56 and 452,234.45 is: 678,351.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,178.38 : 2,808,267.56 = 452,234.45 : x
  2. Step 2: Convert to fraction form
    1,872,178.38/2,808,267.56 = 452,234.45/x
  3. Step 3: Cross multiply
    1,872,178.38x = 2,808,267.56 × 452,234.45
  4. Step 4: Simplify right side
    1,872,178.38x = 1,269,995,341,904.82
  5. Step 5: Solve for x
    x = 1,269,995,341,904.82/1,872,178.38
  6. Step 6: Final answer
    x = 678,351.68

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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.