Home / 1,079,039.76-1,489,074.95-595,605.03

Finding the Fourth Proportional to 1,079,039.76, 1,489,074.95 and 595,605.03

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Solution

The fourth proportional to 1,079,039.76, 1,489,074.95 and 595,605.03 is: 821,934.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,039.76 : 1,489,074.95 = 595,605.03 : x
  2. Step 2: Convert to fraction form
    1,079,039.76/1,489,074.95 = 595,605.03/x
  3. Step 3: Cross multiply
    1,079,039.76x = 1,489,074.95 × 595,605.03
  4. Step 4: Simplify right side
    1,079,039.76x = 886,900,530,267.00
  5. Step 5: Solve for x
    x = 886,900,530,267.00/1,079,039.76
  6. Step 6: Final answer
    x = 821,934.99

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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.