Home / 1,771,891.20-2,445,443.52-1,007,797.20

Finding the Fourth Proportional to 1,771,891.20, 2,445,443.52 and 1,007,797.20

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Solution

The fourth proportional to 1,771,891.20, 2,445,443.52 and 1,007,797.20 is: 1,390,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,891.20 : 2,445,443.52 = 1,007,797.20 : x
  2. Step 2: Convert to fraction form
    1,771,891.20/2,445,443.52 = 1,007,797.20/x
  3. Step 3: Cross multiply
    1,771,891.20x = 2,445,443.52 × 1,007,797.20
  4. Step 4: Simplify right side
    1,771,891.20x = 2,464,511,132,214.14
  5. Step 5: Solve for x
    x = 2,464,511,132,214.14/1,771,891.20
  6. Step 6: Final answer
    x = 1,390,893.04

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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.