Home / 1,993,374.10-2,988,732.51-968,431.09

Finding the Fourth Proportional to 1,993,374.10, 2,988,732.51 and 968,431.09

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Solution

The fourth proportional to 1,993,374.10, 2,988,732.51 and 968,431.09 is: 1,452,001.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,374.10 : 2,988,732.51 = 968,431.09 : x
  2. Step 2: Convert to fraction form
    1,993,374.10/2,988,732.51 = 968,431.09/x
  3. Step 3: Cross multiply
    1,993,374.10x = 2,988,732.51 × 968,431.09
  4. Step 4: Simplify right side
    1,993,374.10x = 2,894,381,482,377.74
  5. Step 5: Solve for x
    x = 2,894,381,482,377.74/1,993,374.10
  6. Step 6: Final answer
    x = 1,452,001.15

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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.