Home / 2,080,287.40-3,120,431.10-584,379.40

Finding the Fourth Proportional to 2,080,287.40, 3,120,431.10 and 584,379.40

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Solution

The fourth proportional to 2,080,287.40, 3,120,431.10 and 584,379.40 is: 876,569.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,287.40 : 3,120,431.10 = 584,379.40 : x
  2. Step 2: Convert to fraction form
    2,080,287.40/3,120,431.10 = 584,379.40/x
  3. Step 3: Cross multiply
    2,080,287.40x = 3,120,431.10 × 584,379.40
  4. Step 4: Simplify right side
    2,080,287.40x = 1,823,515,653,959.34
  5. Step 5: Solve for x
    x = 1,823,515,653,959.34/2,080,287.40
  6. Step 6: Final answer
    x = 876,569.10

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Double scale
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Similar ratio
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1.5x scale

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.