Home / 1,310,302.20-1,808,216.18-737,342.88

Finding the Fourth Proportional to 1,310,302.20, 1,808,216.18 and 737,342.88

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Solution

The fourth proportional to 1,310,302.20, 1,808,216.18 and 737,342.88 is: 1,017,532.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,302.20 : 1,808,216.18 = 737,342.88 : x
  2. Step 2: Convert to fraction form
    1,310,302.20/1,808,216.18 = 737,342.88/x
  3. Step 3: Cross multiply
    1,310,302.20x = 1,808,216.18 × 737,342.88
  4. Step 4: Simplify right side
    1,310,302.20x = 1,333,275,325,823.80
  5. Step 5: Solve for x
    x = 1,333,275,325,823.80/1,310,302.20
  6. Step 6: Final answer
    x = 1,017,532.69

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.