Home / 1,619,695.50-2,235,179.97-940,675.74

Finding the Fourth Proportional to 1,619,695.50, 2,235,179.97 and 940,675.74

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Solution

The fourth proportional to 1,619,695.50, 2,235,179.97 and 940,675.74 is: 1,298,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,695.50 : 2,235,179.97 = 940,675.74 : x
  2. Step 2: Convert to fraction form
    1,619,695.50/2,235,179.97 = 940,675.74/x
  3. Step 3: Cross multiply
    1,619,695.50x = 2,235,179.97 × 940,675.74
  4. Step 4: Simplify right side
    1,619,695.50x = 2,102,579,572,312.93
  5. Step 5: Solve for x
    x = 2,102,579,572,312.93/1,619,695.50
  6. Step 6: Final answer
    x = 1,298,132.63

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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.