Home / 1,007,718.48-1,512,061.70-628,541.88

Finding the Fourth Proportional to 1,007,718.48, 1,512,061.70 and 628,541.88

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Solution

The fourth proportional to 1,007,718.48, 1,512,061.70 and 628,541.88 is: 943,114.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,718.48 : 1,512,061.70 = 628,541.88 : x
  2. Step 2: Convert to fraction form
    1,007,718.48/1,512,061.70 = 628,541.88/x
  3. Step 3: Cross multiply
    1,007,718.48x = 1,512,061.70 × 628,541.88
  4. Step 4: Simplify right side
    1,007,718.48x = 950,394,100,451.29
  5. Step 5: Solve for x
    x = 950,394,100,451.29/1,007,718.48
  6. Step 6: Final answer
    x = 943,114.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.