Home / 1,677,634.65-2,315,162.25-913,687.65

Finding the Fourth Proportional to 1,677,634.65, 2,315,162.25 and 913,687.65

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Solution

The fourth proportional to 1,677,634.65, 2,315,162.25 and 913,687.65 is: 1,260,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,634.65 : 2,315,162.25 = 913,687.65 : x
  2. Step 2: Convert to fraction form
    1,677,634.65/2,315,162.25 = 913,687.65/x
  3. Step 3: Cross multiply
    1,677,634.65x = 2,315,162.25 × 913,687.65
  4. Step 4: Simplify right side
    1,677,634.65x = 2,115,335,155,571.21
  5. Step 5: Solve for x
    x = 2,115,335,155,571.21/1,677,634.65
  6. Step 6: Final answer
    x = 1,260,903.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.