Home / 1,246,192.32-1,867,385.52-647,347.44

Finding the Fourth Proportional to 1,246,192.32, 1,867,385.52 and 647,347.44

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Solution

The fourth proportional to 1,246,192.32, 1,867,385.52 and 647,347.44 is: 970,032.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,192.32 : 1,867,385.52 = 647,347.44 : x
  2. Step 2: Convert to fraction form
    1,246,192.32/1,867,385.52 = 647,347.44/x
  3. Step 3: Cross multiply
    1,246,192.32x = 1,867,385.52 × 647,347.44
  4. Step 4: Simplify right side
    1,246,192.32x = 1,208,847,235,865.07
  5. Step 5: Solve for x
    x = 1,208,847,235,865.07/1,246,192.32
  6. Step 6: Final answer
    x = 970,032.65

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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.