Home / 1,820,136.32-2,511,785.13-1,004,339.35

Finding the Fourth Proportional to 1,820,136.32, 2,511,785.13 and 1,004,339.35

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Solution

The fourth proportional to 1,820,136.32, 2,511,785.13 and 1,004,339.35 is: 1,385,986.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,136.32 : 2,511,785.13 = 1,004,339.35 : x
  2. Step 2: Convert to fraction form
    1,820,136.32/2,511,785.13 = 1,004,339.35/x
  3. Step 3: Cross multiply
    1,820,136.32x = 2,511,785.13 × 1,004,339.35
  4. Step 4: Simplify right side
    1,820,136.32x = 2,522,684,644,177.32
  5. Step 5: Solve for x
    x = 2,522,684,644,177.32/1,820,136.32
  6. Step 6: Final answer
    x = 1,385,986.65

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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.