Home / 2,689,940.08-3,712,005.61-1,466,218.68

Finding the Fourth Proportional to 2,689,940.08, 3,712,005.61 and 1,466,218.68

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Solution

The fourth proportional to 2,689,940.08, 3,712,005.61 and 1,466,218.68 is: 2,023,320.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,940.08 : 3,712,005.61 = 1,466,218.68 : x
  2. Step 2: Convert to fraction form
    2,689,940.08/3,712,005.61 = 1,466,218.68/x
  3. Step 3: Cross multiply
    2,689,940.08x = 3,712,005.61 × 1,466,218.68
  4. Step 4: Simplify right side
    2,689,940.08x = 5,442,611,965,646.79
  5. Step 5: Solve for x
    x = 5,442,611,965,646.79/2,689,940.08
  6. Step 6: Final answer
    x = 2,023,320.89

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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.