Home / 1,979,799.84-2,732,123.70-1,074,381.84

Finding the Fourth Proportional to 1,979,799.84, 2,732,123.70 and 1,074,381.84

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Solution

The fourth proportional to 1,979,799.84, 2,732,123.70 and 1,074,381.84 is: 1,482,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,799.84 : 2,732,123.70 = 1,074,381.84 : x
  2. Step 2: Convert to fraction form
    1,979,799.84/2,732,123.70 = 1,074,381.84/x
  3. Step 3: Cross multiply
    1,979,799.84x = 2,732,123.70 × 1,074,381.84
  4. Step 4: Simplify right side
    1,979,799.84x = 2,935,344,087,913.61
  5. Step 5: Solve for x
    x = 2,935,344,087,913.61/1,979,799.84
  6. Step 6: Final answer
    x = 1,482,646.90

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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.