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Finding the Fourth Proportional to 1,920,372.84, 2,882,367 and 974,422.44

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Solution

The fourth proportional to 1,920,372.84, 2,882,367 and 974,422.44 is: 1,462,550.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,372.84 : 2,882,367 = 974,422.44 : x
  2. Step 2: Convert to fraction form
    1,920,372.84/2,882,367 = 974,422.44/x
  3. Step 3: Cross multiply
    1,920,372.84x = 2,882,367 × 974,422.44
  4. Step 4: Simplify right side
    1,920,372.84x = 2,808,643,085,115.48
  5. Step 5: Solve for x
    x = 2,808,643,085,115.48/1,920,372.84
  6. Step 6: Final answer
    x = 1,462,550.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.