Home / 2,304,560.79-3,181,567.71-1,387,015.20

Finding the Fourth Proportional to 2,304,560.79, 3,181,567.71 and 1,387,015.20

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Solution

The fourth proportional to 2,304,560.79, 3,181,567.71 and 1,387,015.20 is: 1,914,847.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304,560.79 : 3,181,567.71 = 1,387,015.20 : x
  2. Step 2: Convert to fraction form
    2,304,560.79/3,181,567.71 = 1,387,015.20/x
  3. Step 3: Cross multiply
    2,304,560.79x = 3,181,567.71 × 1,387,015.20
  4. Step 4: Simplify right side
    2,304,560.79x = 4,412,882,773,599.19
  5. Step 5: Solve for x
    x = 4,412,882,773,599.19/2,304,560.79
  6. Step 6: Final answer
    x = 1,914,847.63

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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.