Home / 1,218,166.27-1,681,084.25-674,352.31

Finding the Fourth Proportional to 1,218,166.27, 1,681,084.25 and 674,352.31

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Solution

The fourth proportional to 1,218,166.27, 1,681,084.25 and 674,352.31 is: 930,614.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,166.27 : 1,681,084.25 = 674,352.31 : x
  2. Step 2: Convert to fraction form
    1,218,166.27/1,681,084.25 = 674,352.31/x
  3. Step 3: Cross multiply
    1,218,166.27x = 1,681,084.25 × 674,352.31
  4. Step 4: Simplify right side
    1,218,166.27x = 1,133,643,047,292.12
  5. Step 5: Solve for x
    x = 1,133,643,047,292.12/1,218,166.27
  6. Step 6: Final answer
    x = 930,614.38

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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.