Home / 2,288,193.75-3,146,509.94-1,985,862.87

Finding the Fourth Proportional to 2,288,193.75, 3,146,509.94 and 1,985,862.87

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Solution

The fourth proportional to 2,288,193.75, 3,146,509.94 and 1,985,862.87 is: 2,730,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,193.75 : 3,146,509.94 = 1,985,862.87 : x
  2. Step 2: Convert to fraction form
    2,288,193.75/3,146,509.94 = 1,985,862.87/x
  3. Step 3: Cross multiply
    2,288,193.75x = 3,146,509.94 × 1,985,862.87
  4. Step 4: Simplify right side
    2,288,193.75x = 6,248,537,250,002.61
  5. Step 5: Solve for x
    x = 6,248,537,250,002.61/2,288,193.75
  6. Step 6: Final answer
    x = 2,730,772.80

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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.