Home / 1,281,178.43-1,767,956.83-708,181.69

Finding the Fourth Proportional to 1,281,178.43, 1,767,956.83 and 708,181.69

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Solution

The fourth proportional to 1,281,178.43, 1,767,956.83 and 708,181.69 is: 977,252.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,178.43 : 1,767,956.83 = 708,181.69 : x
  2. Step 2: Convert to fraction form
    1,281,178.43/1,767,956.83 = 708,181.69/x
  3. Step 3: Cross multiply
    1,281,178.43x = 1,767,956.83 × 708,181.69
  4. Step 4: Simplify right side
    1,281,178.43x = 1,252,034,655,716.44
  5. Step 5: Solve for x
    x = 1,252,034,655,716.44/1,281,178.43
  6. Step 6: Final answer
    x = 977,252.37

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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.