Home / 1,418,360.70-1,957,298.93-773,780.73

Finding the Fourth Proportional to 1,418,360.70, 1,957,298.93 and 773,780.73

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Solution

The fourth proportional to 1,418,360.70, 1,957,298.93 and 773,780.73 is: 1,067,796.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,360.70 : 1,957,298.93 = 773,780.73 : x
  2. Step 2: Convert to fraction form
    1,418,360.70/1,957,298.93 = 773,780.73/x
  3. Step 3: Cross multiply
    1,418,360.70x = 1,957,298.93 × 773,780.73
  4. Step 4: Simplify right side
    1,418,360.70x = 1,514,520,191,014.72
  5. Step 5: Solve for x
    x = 1,514,520,191,014.72/1,418,360.70
  6. Step 6: Final answer
    x = 1,067,796.22

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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.