Home / 2,988,204.40-4,482,306.60-744,342.40

Finding the Fourth Proportional to 2,988,204.40, 4,482,306.60 and 744,342.40

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Solution

The fourth proportional to 2,988,204.40, 4,482,306.60 and 744,342.40 is: 1,116,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,204.40 : 4,482,306.60 = 744,342.40 : x
  2. Step 2: Convert to fraction form
    2,988,204.40/4,482,306.60 = 744,342.40/x
  3. Step 3: Cross multiply
    2,988,204.40x = 4,482,306.60 × 744,342.40
  4. Step 4: Simplify right side
    2,988,204.40x = 3,336,370,852,179.84
  5. Step 5: Solve for x
    x = 3,336,370,852,179.84/2,988,204.40
  6. Step 6: Final answer
    x = 1,116,513.60

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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.