Home / 1,325,963.20-1,984,279.20-906,059.20

Finding the Fourth Proportional to 1,325,963.20, 1,984,279.20 and 906,059.20

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Solution

The fourth proportional to 1,325,963.20, 1,984,279.20 and 906,059.20 is: 1,355,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,963.20 : 1,984,279.20 = 906,059.20 : x
  2. Step 2: Convert to fraction form
    1,325,963.20/1,984,279.20 = 906,059.20/x
  3. Step 3: Cross multiply
    1,325,963.20x = 1,984,279.20 × 906,059.20
  4. Step 4: Simplify right side
    1,325,963.20x = 1,797,874,424,528.64
  5. Step 5: Solve for x
    x = 1,797,874,424,528.64/1,325,963.20
  6. Step 6: Final answer
    x = 1,355,900.70

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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.