Home / 1,053,962.12-1,579,974.45-379,878.45

Finding the Fourth Proportional to 1,053,962.12, 1,579,974.45 and 379,878.45

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Solution

The fourth proportional to 1,053,962.12, 1,579,974.45 and 379,878.45 is: 569,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,962.12 : 1,579,974.45 = 379,878.45 : x
  2. Step 2: Convert to fraction form
    1,053,962.12/1,579,974.45 = 379,878.45/x
  3. Step 3: Cross multiply
    1,053,962.12x = 1,579,974.45 × 379,878.45
  4. Step 4: Simplify right side
    1,053,962.12x = 600,198,245,105.60
  5. Step 5: Solve for x
    x = 600,198,245,105.60/1,053,962.12
  6. Step 6: Final answer
    x = 569,468.52

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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.