Home / 1,014,103.20-1,399,023.12-611,471.52

Finding the Fourth Proportional to 1,014,103.20, 1,399,023.12 and 611,471.52

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Solution

The fourth proportional to 1,014,103.20, 1,399,023.12 and 611,471.52 is: 843,565.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,103.20 : 1,399,023.12 = 611,471.52 : x
  2. Step 2: Convert to fraction form
    1,014,103.20/1,399,023.12 = 611,471.52/x
  3. Step 3: Cross multiply
    1,014,103.20x = 1,399,023.12 × 611,471.52
  4. Step 4: Simplify right side
    1,014,103.20x = 855,462,793,701.54
  5. Step 5: Solve for x
    x = 855,462,793,701.54/1,014,103.20
  6. Step 6: Final answer
    x = 843,565.82

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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.