Home / 1,418,475.15-1,957,492.94-773,895.78

Finding the Fourth Proportional to 1,418,475.15, 1,957,492.94 and 773,895.78

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Solution

The fourth proportional to 1,418,475.15, 1,957,492.94 and 773,895.78 is: 1,067,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,475.15 : 1,957,492.94 = 773,895.78 : x
  2. Step 2: Convert to fraction form
    1,418,475.15/1,957,492.94 = 773,895.78/x
  3. Step 3: Cross multiply
    1,418,475.15x = 1,957,492.94 × 773,895.78
  4. Step 4: Simplify right side
    1,418,475.15x = 1,514,895,521,776.31
  5. Step 5: Solve for x
    x = 1,514,895,521,776.31/1,418,475.15
  6. Step 6: Final answer
    x = 1,067,974.66

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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.