Home / 2,739,981.87-3,781,182.35-1,516,371.77

Finding the Fourth Proportional to 2,739,981.87, 3,781,182.35 and 1,516,371.77

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Solution

The fourth proportional to 2,739,981.87, 3,781,182.35 and 1,516,371.77 is: 2,092,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,981.87 : 3,781,182.35 = 1,516,371.77 : x
  2. Step 2: Convert to fraction form
    2,739,981.87/3,781,182.35 = 1,516,371.77/x
  3. Step 3: Cross multiply
    2,739,981.87x = 3,781,182.35 × 1,516,371.77
  4. Step 4: Simplify right side
    2,739,981.87x = 5,733,678,186,006.15
  5. Step 5: Solve for x
    x = 5,733,678,186,006.15/2,739,981.87
  6. Step 6: Final answer
    x = 2,092,597.13

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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.