Home / 1,908,065.62-2,862,196.47-488,134.02

Finding the Fourth Proportional to 1,908,065.62, 2,862,196.47 and 488,134.02

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Solution

The fourth proportional to 1,908,065.62, 2,862,196.47 and 488,134.02 is: 732,226.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,065.62 : 2,862,196.47 = 488,134.02 : x
  2. Step 2: Convert to fraction form
    1,908,065.62/2,862,196.47 = 488,134.02/x
  3. Step 3: Cross multiply
    1,908,065.62x = 2,862,196.47 × 488,134.02
  4. Step 4: Simplify right side
    1,908,065.62x = 1,397,135,468,930.91
  5. Step 5: Solve for x
    x = 1,397,135,468,930.91/1,908,065.62
  6. Step 6: Final answer
    x = 732,226.11

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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.