Home / 1,012,608.76-1,519,143.54-539,044.60

Finding the Fourth Proportional to 1,012,608.76, 1,519,143.54 and 539,044.60

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Solution

The fourth proportional to 1,012,608.76, 1,519,143.54 and 539,044.60 is: 808,689.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,608.76 : 1,519,143.54 = 539,044.60 : x
  2. Step 2: Convert to fraction form
    1,012,608.76/1,519,143.54 = 539,044.60/x
  3. Step 3: Cross multiply
    1,012,608.76x = 1,519,143.54 × 539,044.60
  4. Step 4: Simplify right side
    1,012,608.76x = 818,886,121,861.88
  5. Step 5: Solve for x
    x = 818,886,121,861.88/1,012,608.76
  6. Step 6: Final answer
    x = 808,689.55

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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.