Home / 882,428.95-1,218,018.17-762,854.73

Finding the Fourth Proportional to 882,428.95, 1,218,018.17 and 762,854.73

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Solution

The fourth proportional to 882,428.95, 1,218,018.17 and 762,854.73 is: 1,052,969.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,428.95 : 1,218,018.17 = 762,854.73 : x
  2. Step 2: Convert to fraction form
    882,428.95/1,218,018.17 = 762,854.73/x
  3. Step 3: Cross multiply
    882,428.95x = 1,218,018.17 × 762,854.73
  4. Step 4: Simplify right side
    882,428.95x = 929,170,922,210.44
  5. Step 5: Solve for x
    x = 929,170,922,210.44/882,428.95
  6. Step 6: Final answer
    x = 1,052,969.67

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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.