Home / 1,418,401.14-1,957,389.30-773,816.76

Finding the Fourth Proportional to 1,418,401.14, 1,957,389.30 and 773,816.76

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Solution

The fourth proportional to 1,418,401.14, 1,957,389.30 and 773,816.76 is: 1,067,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,401.14 : 1,957,389.30 = 773,816.76 : x
  2. Step 2: Convert to fraction form
    1,418,401.14/1,957,389.30 = 773,816.76/x
  3. Step 3: Cross multiply
    1,418,401.14x = 1,957,389.30 × 773,816.76
  4. Step 4: Simplify right side
    1,418,401.14x = 1,514,660,646,184.67
  5. Step 5: Solve for x
    x = 1,514,660,646,184.67/1,418,401.14
  6. Step 6: Final answer
    x = 1,067,864.80

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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.