Home / 3,187,499.47-4,398,621.20-1,737,163.77

Finding the Fourth Proportional to 3,187,499.47, 4,398,621.20 and 1,737,163.77

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Solution

The fourth proportional to 3,187,499.47, 4,398,621.20 and 1,737,163.77 is: 2,397,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,499.47 : 4,398,621.20 = 1,737,163.77 : x
  2. Step 2: Convert to fraction form
    3,187,499.47/4,398,621.20 = 1,737,163.77/x
  3. Step 3: Cross multiply
    3,187,499.47x = 4,398,621.20 × 1,737,163.77
  4. Step 4: Simplify right side
    3,187,499.47x = 7,641,125,367,927.64
  5. Step 5: Solve for x
    x = 7,641,125,367,927.64/3,187,499.47
  6. Step 6: Final answer
    x = 2,397,216.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.