Home / 2,543,709.84-3,510,347.52-1,397,790.48

Finding the Fourth Proportional to 2,543,709.84, 3,510,347.52 and 1,397,790.48

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Solution

The fourth proportional to 2,543,709.84, 3,510,347.52 and 1,397,790.48 is: 1,928,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,709.84 : 3,510,347.52 = 1,397,790.48 : x
  2. Step 2: Convert to fraction form
    2,543,709.84/3,510,347.52 = 1,397,790.48/x
  3. Step 3: Cross multiply
    2,543,709.84x = 3,510,347.52 × 1,397,790.48
  4. Step 4: Simplify right side
    2,543,709.84x = 4,906,730,344,947.61
  5. Step 5: Solve for x
    x = 4,906,730,344,947.61/2,543,709.84
  6. Step 6: Final answer
    x = 1,928,966.22

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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.