Home / 2,146,215.20-2,961,599.76-1,179,295.52

Finding the Fourth Proportional to 2,146,215.20, 2,961,599.76 and 1,179,295.52

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Solution

The fourth proportional to 2,146,215.20, 2,961,599.76 and 1,179,295.52 is: 1,627,330.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,215.20 : 2,961,599.76 = 1,179,295.52 : x
  2. Step 2: Convert to fraction form
    2,146,215.20/2,961,599.76 = 1,179,295.52/x
  3. Step 3: Cross multiply
    2,146,215.20x = 2,961,599.76 × 1,179,295.52
  4. Step 4: Simplify right side
    2,146,215.20x = 3,492,601,329,001.08
  5. Step 5: Solve for x
    x = 3,492,601,329,001.08/2,146,215.20
  6. Step 6: Final answer
    x = 1,627,330.44

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1.5x scale

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.