Home / 2,304,561.79-3,181,569.09-1,387,016.20

Finding the Fourth Proportional to 2,304,561.79, 3,181,569.09 and 1,387,016.20

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Solution

The fourth proportional to 2,304,561.79, 3,181,569.09 and 1,387,016.20 is: 1,914,849.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304,561.79 : 3,181,569.09 = 1,387,016.20 : x
  2. Step 2: Convert to fraction form
    2,304,561.79/3,181,569.09 = 1,387,016.20/x
  3. Step 3: Cross multiply
    2,304,561.79x = 3,181,569.09 × 1,387,016.20
  4. Step 4: Simplify right side
    2,304,561.79x = 4,412,887,869,249.26
  5. Step 5: Solve for x
    x = 4,412,887,869,249.26/2,304,561.79
  6. Step 6: Final answer
    x = 1,914,849.01

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1.5x scale

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.