Home / 1,882,389.46-2,597,695.22-1,022,947.78

Finding the Fourth Proportional to 1,882,389.46, 2,597,695.22 and 1,022,947.78

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Solution

The fourth proportional to 1,882,389.46, 2,597,695.22 and 1,022,947.78 is: 1,411,666.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,389.46 : 2,597,695.22 = 1,022,947.78 : x
  2. Step 2: Convert to fraction form
    1,882,389.46/2,597,695.22 = 1,022,947.78/x
  3. Step 3: Cross multiply
    1,882,389.46x = 2,597,695.22 × 1,022,947.78
  4. Step 4: Simplify right side
    1,882,389.46x = 2,657,306,558,415.61
  5. Step 5: Solve for x
    x = 2,657,306,558,415.61/1,882,389.46
  6. Step 6: Final answer
    x = 1,411,666.72

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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.