Home / 1,891,375.84-2,836,853.36-676,903.52

Finding the Fourth Proportional to 1,891,375.84, 2,836,853.36 and 676,903.52

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Solution

The fourth proportional to 1,891,375.84, 2,836,853.36 and 676,903.52 is: 1,015,279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,375.84 : 2,836,853.36 = 676,903.52 : x
  2. Step 2: Convert to fraction form
    1,891,375.84/2,836,853.36 = 676,903.52/x
  3. Step 3: Cross multiply
    1,891,375.84x = 2,836,853.36 × 676,903.52
  4. Step 4: Simplify right side
    1,891,375.84x = 1,920,276,025,107.83
  5. Step 5: Solve for x
    x = 1,920,276,025,107.83/1,891,375.84
  6. Step 6: Final answer
    x = 1,015,279.98

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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.