Home / 1,458,046.80-2,187,726.30-512,096.40

Finding the Fourth Proportional to 1,458,046.80, 2,187,726.30 and 512,096.40

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Solution

The fourth proportional to 1,458,046.80, 2,187,726.30 and 512,096.40 is: 768,375.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,046.80 : 2,187,726.30 = 512,096.40 : x
  2. Step 2: Convert to fraction form
    1,458,046.80/2,187,726.30 = 512,096.40/x
  3. Step 3: Cross multiply
    1,458,046.80x = 2,187,726.30 × 512,096.40
  4. Step 4: Simplify right side
    1,458,046.80x = 1,120,326,762,415.32
  5. Step 5: Solve for x
    x = 1,120,326,762,415.32/1,458,046.80
  6. Step 6: Final answer
    x = 768,375.04

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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.