Home / 4,727,443.20-7,091,164.80-1,361,990.40

Finding the Fourth Proportional to 4,727,443.20, 7,091,164.80 and 1,361,990.40

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Solution

The fourth proportional to 4,727,443.20, 7,091,164.80 and 1,361,990.40 is: 2,042,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727,443.20 : 7,091,164.80 = 1,361,990.40 : x
  2. Step 2: Convert to fraction form
    4,727,443.20/7,091,164.80 = 1,361,990.40/x
  3. Step 3: Cross multiply
    4,727,443.20x = 7,091,164.80 × 1,361,990.40
  4. Step 4: Simplify right side
    4,727,443.20x = 9,658,098,382,417.92
  5. Step 5: Solve for x
    x = 9,658,098,382,417.92/4,727,443.20
  6. Step 6: Final answer
    x = 2,042,985.60

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Similar ratio
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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.