Home / 2,666,974.68-3,680,424.95-1,443,280.14

Finding the Fourth Proportional to 2,666,974.68, 3,680,424.95 and 1,443,280.14

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Solution

The fourth proportional to 2,666,974.68, 3,680,424.95 and 1,443,280.14 is: 1,991,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,974.68 : 3,680,424.95 = 1,443,280.14 : x
  2. Step 2: Convert to fraction form
    2,666,974.68/3,680,424.95 = 1,443,280.14/x
  3. Step 3: Cross multiply
    2,666,974.68x = 3,680,424.95 × 1,443,280.14
  4. Step 4: Simplify right side
    2,666,974.68x = 5,311,884,229,879.09
  5. Step 5: Solve for x
    x = 5,311,884,229,879.09/2,666,974.68
  6. Step 6: Final answer
    x = 1,991,726.53

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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.