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Finding the Fourth Proportional to 3,229,962.40, 4,844,068.80 and 955,482.40

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Solution

The fourth proportional to 3,229,962.40, 4,844,068.80 and 955,482.40 is: 1,432,964.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229,962.40 : 4,844,068.80 = 955,482.40 : x
  2. Step 2: Convert to fraction form
    3,229,962.40/4,844,068.80 = 955,482.40/x
  3. Step 3: Cross multiply
    3,229,962.40x = 4,844,068.80 × 955,482.40
  4. Step 4: Simplify right side
    3,229,962.40x = 4,628,422,482,789.12
  5. Step 5: Solve for x
    x = 4,628,422,482,789.12/3,229,962.40
  6. Step 6: Final answer
    x = 1,432,964.82

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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.