Home / 3,218,358.80-4,827,538.20-974,608.40

Finding the Fourth Proportional to 3,218,358.80, 4,827,538.20 and 974,608.40

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Solution

The fourth proportional to 3,218,358.80, 4,827,538.20 and 974,608.40 is: 1,461,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,358.80 : 4,827,538.20 = 974,608.40 : x
  2. Step 2: Convert to fraction form
    3,218,358.80/4,827,538.20 = 974,608.40/x
  3. Step 3: Cross multiply
    3,218,358.80x = 4,827,538.20 × 974,608.40
  4. Step 4: Simplify right side
    3,218,358.80x = 4,704,959,281,040.88
  5. Step 5: Solve for x
    x = 4,704,959,281,040.88/3,218,358.80
  6. Step 6: Final answer
    x = 1,461,912.60

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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.