Home / 777,820.04-1,170,931.95-699,610.76

Finding the Fourth Proportional to 777,820.04, 1,170,931.95 and 699,610.76

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Solution

The fourth proportional to 777,820.04, 1,170,931.95 and 699,610.76 is: 1,053,195.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,820.04 : 1,170,931.95 = 699,610.76 : x
  2. Step 2: Convert to fraction form
    777,820.04/1,170,931.95 = 699,610.76/x
  3. Step 3: Cross multiply
    777,820.04x = 1,170,931.95 × 699,610.76
  4. Step 4: Simplify right side
    777,820.04x = 819,196,591,447.78
  5. Step 5: Solve for x
    x = 819,196,591,447.78/777,820.04
  6. Step 6: Final answer
    x = 1,053,195.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.