Home / 3,511,075.43-5,266,613.15-986,730.68

Finding the Fourth Proportional to 3,511,075.43, 5,266,613.15 and 986,730.68

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Solution

The fourth proportional to 3,511,075.43, 5,266,613.15 and 986,730.68 is: 1,480,096.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,075.43 : 5,266,613.15 = 986,730.68 : x
  2. Step 2: Convert to fraction form
    3,511,075.43/5,266,613.15 = 986,730.68/x
  3. Step 3: Cross multiply
    3,511,075.43x = 5,266,613.15 × 986,730.68
  4. Step 4: Simplify right side
    3,511,075.43x = 5,196,728,763,279.52
  5. Step 5: Solve for x
    x = 5,196,728,763,279.52/3,511,075.43
  6. Step 6: Final answer
    x = 1,480,096.02

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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.