Home / 1,168,647.64-1,753,966.14-459,171.88

Finding the Fourth Proportional to 1,168,647.64, 1,753,966.14 and 459,171.88

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Solution

The fourth proportional to 1,168,647.64, 1,753,966.14 and 459,171.88 is: 689,148.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,647.64 : 1,753,966.14 = 459,171.88 : x
  2. Step 2: Convert to fraction form
    1,168,647.64/1,753,966.14 = 459,171.88/x
  3. Step 3: Cross multiply
    1,168,647.64x = 1,753,966.14 × 459,171.88
  4. Step 4: Simplify right side
    1,168,647.64x = 805,371,929,960.14
  5. Step 5: Solve for x
    x = 805,371,929,960.14/1,168,647.64
  6. Step 6: Final answer
    x = 689,148.64

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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.