Home / 1,280,960.63-1,767,732.68-700,184.56

Finding the Fourth Proportional to 1,280,960.63, 1,767,732.68 and 700,184.56

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Solution

The fourth proportional to 1,280,960.63, 1,767,732.68 and 700,184.56 is: 966,258.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,960.63 : 1,767,732.68 = 700,184.56 : x
  2. Step 2: Convert to fraction form
    1,280,960.63/1,767,732.68 = 700,184.56/x
  3. Step 3: Cross multiply
    1,280,960.63x = 1,767,732.68 × 700,184.56
  4. Step 4: Simplify right side
    1,280,960.63x = 1,237,739,126,074.55
  5. Step 5: Solve for x
    x = 1,237,739,126,074.55/1,280,960.63
  6. Step 6: Final answer
    x = 966,258.52

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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.