Home / 2,676,279-4,013,631.18-782,570.28

Finding the Fourth Proportional to 2,676,279, 4,013,631.18 and 782,570.28

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Solution

The fourth proportional to 2,676,279, 4,013,631.18 and 782,570.28 is: 1,173,625.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,279 : 4,013,631.18 = 782,570.28 : x
  2. Step 2: Convert to fraction form
    2,676,279/4,013,631.18 = 782,570.28/x
  3. Step 3: Cross multiply
    2,676,279x = 4,013,631.18 × 782,570.28
  4. Step 4: Simplify right side
    2,676,279x = 3,140,948,476,349.33
  5. Step 5: Solve for x
    x = 3,140,948,476,349.33/2,676,279
  6. Step 6: Final answer
    x = 1,173,625.20

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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.