Home / 1,412,180.72-1,948,822.44-767,602.43

Finding the Fourth Proportional to 1,412,180.72, 1,948,822.44 and 767,602.43

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Solution

The fourth proportional to 1,412,180.72, 1,948,822.44 and 767,602.43 is: 1,059,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,180.72 : 1,948,822.44 = 767,602.43 : x
  2. Step 2: Convert to fraction form
    1,412,180.72/1,948,822.44 = 767,602.43/x
  3. Step 3: Cross multiply
    1,412,180.72x = 1,948,822.44 × 767,602.43
  4. Step 4: Simplify right side
    1,412,180.72x = 1,495,920,840,582.53
  5. Step 5: Solve for x
    x = 1,495,920,840,582.53/1,412,180.72
  6. Step 6: Final answer
    x = 1,059,298.44

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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.