Home / 1,694,320.74-2,338,165.44-930,422.70

Finding the Fourth Proportional to 1,694,320.74, 2,338,165.44 and 930,422.70

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Solution

The fourth proportional to 1,694,320.74, 2,338,165.44 and 930,422.70 is: 1,283,984.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,320.74 : 2,338,165.44 = 930,422.70 : x
  2. Step 2: Convert to fraction form
    1,694,320.74/2,338,165.44 = 930,422.70/x
  3. Step 3: Cross multiply
    1,694,320.74x = 2,338,165.44 × 930,422.70
  4. Step 4: Simplify right side
    1,694,320.74x = 2,175,482,201,731.49
  5. Step 5: Solve for x
    x = 2,175,482,201,731.49/1,694,320.74
  6. Step 6: Final answer
    x = 1,283,984.87

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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.