Home / 2,442,780.90-3,371,056.38-1,340,205.12

Finding the Fourth Proportional to 2,442,780.90, 3,371,056.38 and 1,340,205.12

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Solution

The fourth proportional to 2,442,780.90, 3,371,056.38 and 1,340,205.12 is: 1,849,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,780.90 : 3,371,056.38 = 1,340,205.12 : x
  2. Step 2: Convert to fraction form
    2,442,780.90/3,371,056.38 = 1,340,205.12/x
  3. Step 3: Cross multiply
    2,442,780.90x = 3,371,056.38 × 1,340,205.12
  4. Step 4: Simplify right side
    2,442,780.90x = 4,517,907,020,284.67
  5. Step 5: Solve for x
    x = 4,517,907,020,284.67/2,442,780.90
  6. Step 6: Final answer
    x = 1,849,493.35

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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.