Home / 1,242,521.42-1,861,050.20-1,026,844.97

Finding the Fourth Proportional to 1,242,521.42, 1,861,050.20 and 1,026,844.97

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Solution

The fourth proportional to 1,242,521.42, 1,861,050.20 and 1,026,844.97 is: 1,538,009.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,521.42 : 1,861,050.20 = 1,026,844.97 : x
  2. Step 2: Convert to fraction form
    1,242,521.42/1,861,050.20 = 1,026,844.97/x
  3. Step 3: Cross multiply
    1,242,521.42x = 1,861,050.20 × 1,026,844.97
  4. Step 4: Simplify right side
    1,242,521.42x = 1,911,010,022,348.02
  5. Step 5: Solve for x
    x = 1,911,010,022,348.02/1,242,521.42
  6. Step 6: Final answer
    x = 1,538,009.73

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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.