Home / 1,034,756.28-1,426,742.40-708,226.80

Finding the Fourth Proportional to 1,034,756.28, 1,426,742.40 and 708,226.80

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Solution

The fourth proportional to 1,034,756.28, 1,426,742.40 and 708,226.80 is: 976,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,756.28 : 1,426,742.40 = 708,226.80 : x
  2. Step 2: Convert to fraction form
    1,034,756.28/1,426,742.40 = 708,226.80/x
  3. Step 3: Cross multiply
    1,034,756.28x = 1,426,742.40 × 708,226.80
  4. Step 4: Simplify right side
    1,034,756.28x = 1,010,457,204,376.32
  5. Step 5: Solve for x
    x = 1,010,457,204,376.32/1,034,756.28
  6. Step 6: Final answer
    x = 976,517.10

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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.