Home / 1,766,454.90-2,650,073.32-644,520.66

Finding the Fourth Proportional to 1,766,454.90, 2,650,073.32 and 644,520.66

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Solution

The fourth proportional to 1,766,454.90, 2,650,073.32 and 644,520.66 is: 966,923.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,454.90 : 2,650,073.32 = 644,520.66 : x
  2. Step 2: Convert to fraction form
    1,766,454.90/2,650,073.32 = 644,520.66/x
  3. Step 3: Cross multiply
    1,766,454.90x = 2,650,073.32 × 644,520.66
  4. Step 4: Simplify right side
    1,766,454.90x = 1,708,027,005,254.79
  5. Step 5: Solve for x
    x = 1,708,027,005,254.79/1,766,454.90
  6. Step 6: Final answer
    x = 966,923.64

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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.