Home / 2,983,235.60-4,474,853.40-853,446.80

Finding the Fourth Proportional to 2,983,235.60, 4,474,853.40 and 853,446.80

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Solution

The fourth proportional to 2,983,235.60, 4,474,853.40 and 853,446.80 is: 1,280,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,235.60 : 4,474,853.40 = 853,446.80 : x
  2. Step 2: Convert to fraction form
    2,983,235.60/4,474,853.40 = 853,446.80/x
  3. Step 3: Cross multiply
    2,983,235.60x = 4,474,853.40 × 853,446.80
  4. Step 4: Simplify right side
    2,983,235.60x = 3,819,049,314,699.12
  5. Step 5: Solve for x
    x = 3,819,049,314,699.12/2,983,235.60
  6. Step 6: Final answer
    x = 1,280,170.20

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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.