Home / 1,034,719.21-1,426,691.06-708,189.76

Finding the Fourth Proportional to 1,034,719.21, 1,426,691.06 and 708,189.76

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Solution

The fourth proportional to 1,034,719.21, 1,426,691.06 and 708,189.76 is: 976,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,719.21 : 1,426,691.06 = 708,189.76 : x
  2. Step 2: Convert to fraction form
    1,034,719.21/1,426,691.06 = 708,189.76/x
  3. Step 3: Cross multiply
    1,034,719.21x = 1,426,691.06 × 708,189.76
  4. Step 4: Simplify right side
    1,034,719.21x = 1,010,367,994,923.58
  5. Step 5: Solve for x
    x = 1,010,367,994,923.58/1,034,719.21
  6. Step 6: Final answer
    x = 976,465.87

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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.