Home / 1,965,520.18-2,948,296.77-545,686.98

Finding the Fourth Proportional to 1,965,520.18, 2,948,296.77 and 545,686.98

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Solution

The fourth proportional to 1,965,520.18, 2,948,296.77 and 545,686.98 is: 818,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,520.18 : 2,948,296.77 = 545,686.98 : x
  2. Step 2: Convert to fraction form
    1,965,520.18/2,948,296.77 = 545,686.98/x
  3. Step 3: Cross multiply
    1,965,520.18x = 2,948,296.77 × 545,686.98
  4. Step 4: Simplify right side
    1,965,520.18x = 1,608,847,160,565.05
  5. Step 5: Solve for x
    x = 1,608,847,160,565.05/1,965,520.18
  6. Step 6: Final answer
    x = 818,535.05

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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.