Home / 1,242,523.43-1,861,053.18-1,026,846.95

Finding the Fourth Proportional to 1,242,523.43, 1,861,053.18 and 1,026,846.95

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Solution

The fourth proportional to 1,242,523.43, 1,861,053.18 and 1,026,846.95 is: 1,538,012.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,523.43 : 1,861,053.18 = 1,026,846.95 : x
  2. Step 2: Convert to fraction form
    1,242,523.43/1,861,053.18 = 1,026,846.95/x
  3. Step 3: Cross multiply
    1,242,523.43x = 1,861,053.18 × 1,026,846.95
  4. Step 4: Simplify right side
    1,242,523.43x = 1,911,016,781,670.80
  5. Step 5: Solve for x
    x = 1,911,016,781,670.80/1,242,523.43
  6. Step 6: Final answer
    x = 1,538,012.67

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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.