Home / 2,980,911.60-4,469,141.52-958,001.40

Finding the Fourth Proportional to 2,980,911.60, 4,469,141.52 and 958,001.40

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Solution

The fourth proportional to 2,980,911.60, 4,469,141.52 and 958,001.40 is: 1,436,286.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,911.60 : 4,469,141.52 = 958,001.40 : x
  2. Step 2: Convert to fraction form
    2,980,911.60/4,469,141.52 = 958,001.40/x
  3. Step 3: Cross multiply
    2,980,911.60x = 4,469,141.52 × 958,001.40
  4. Step 4: Simplify right side
    2,980,911.60x = 4,281,443,832,958.13
  5. Step 5: Solve for x
    x = 4,281,443,832,958.13/2,980,911.60
  6. Step 6: Final answer
    x = 1,436,286.75

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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.