Home / 1,377,029.30-2,065,543.95-1,282,550.90

Finding the Fourth Proportional to 1,377,029.30, 2,065,543.95 and 1,282,550.90

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Solution

The fourth proportional to 1,377,029.30, 2,065,543.95 and 1,282,550.90 is: 1,923,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,029.30 : 2,065,543.95 = 1,282,550.90 : x
  2. Step 2: Convert to fraction form
    1,377,029.30/2,065,543.95 = 1,282,550.90/x
  3. Step 3: Cross multiply
    1,377,029.30x = 2,065,543.95 × 1,282,550.90
  4. Step 4: Simplify right side
    1,377,029.30x = 2,649,165,252,062.05
  5. Step 5: Solve for x
    x = 2,649,165,252,062.05/1,377,029.30
  6. Step 6: Final answer
    x = 1,923,826.35

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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.