Home / 1,226,650.80-1,840,053.72-385,235.76

Finding the Fourth Proportional to 1,226,650.80, 1,840,053.72 and 385,235.76

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Solution

The fourth proportional to 1,226,650.80, 1,840,053.72 and 385,235.76 is: 577,877.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,650.80 : 1,840,053.72 = 385,235.76 : x
  2. Step 2: Convert to fraction form
    1,226,650.80/1,840,053.72 = 385,235.76/x
  3. Step 3: Cross multiply
    1,226,650.80x = 1,840,053.72 × 385,235.76
  4. Step 4: Simplify right side
    1,226,650.80x = 708,854,493,265.03
  5. Step 5: Solve for x
    x = 708,854,493,265.03/1,226,650.80
  6. Step 6: Final answer
    x = 577,877.99

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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.