Home / 1,643,763.01-2,268,196.49-908,617.97

Finding the Fourth Proportional to 1,643,763.01, 2,268,196.49 and 908,617.97

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Solution

The fourth proportional to 1,643,763.01, 2,268,196.49 and 908,617.97 is: 1,253,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,763.01 : 2,268,196.49 = 908,617.97 : x
  2. Step 2: Convert to fraction form
    1,643,763.01/2,268,196.49 = 908,617.97/x
  3. Step 3: Cross multiply
    1,643,763.01x = 2,268,196.49 × 908,617.97
  4. Step 4: Simplify right side
    1,643,763.01x = 2,060,924,090,304.93
  5. Step 5: Solve for x
    x = 2,060,924,090,304.93/1,643,763.01
  6. Step 6: Final answer
    x = 1,253,784.20

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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.