Home / 2,191,919.59-3,288,206.63-675,476.47

Finding the Fourth Proportional to 2,191,919.59, 3,288,206.63 and 675,476.47

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Solution

The fourth proportional to 2,191,919.59, 3,288,206.63 and 675,476.47 is: 1,013,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,919.59 : 3,288,206.63 = 675,476.47 : x
  2. Step 2: Convert to fraction form
    2,191,919.59/3,288,206.63 = 675,476.47/x
  3. Step 3: Cross multiply
    2,191,919.59x = 3,288,206.63 × 675,476.47
  4. Step 4: Simplify right side
    2,191,919.59x = 2,221,106,207,063.00
  5. Step 5: Solve for x
    x = 2,221,106,207,063.00/2,191,919.59
  6. Step 6: Final answer
    x = 1,013,315.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.