Home / 1,908,846.54-2,634,209.91-1,049,421.42

Finding the Fourth Proportional to 1,908,846.54, 2,634,209.91 and 1,049,421.42

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Solution

The fourth proportional to 1,908,846.54, 2,634,209.91 and 1,049,421.42 is: 1,448,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,846.54 : 2,634,209.91 = 1,049,421.42 : x
  2. Step 2: Convert to fraction form
    1,908,846.54/2,634,209.91 = 1,049,421.42/x
  3. Step 3: Cross multiply
    1,908,846.54x = 2,634,209.91 × 1,049,421.42
  4. Step 4: Simplify right side
    1,908,846.54x = 2,764,396,304,330.27
  5. Step 5: Solve for x
    x = 2,764,396,304,330.27/1,908,846.54
  6. Step 6: Final answer
    x = 1,448,202.49

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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.