Home / 1,418,340-1,957,313.94-773,773.80

Finding the Fourth Proportional to 1,418,340, 1,957,313.94 and 773,773.80

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Solution

The fourth proportional to 1,418,340, 1,957,313.94 and 773,773.80 is: 1,067,810.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,340 : 1,957,313.94 = 773,773.80 : x
  2. Step 2: Convert to fraction form
    1,418,340/1,957,313.94 = 773,773.80/x
  3. Step 3: Cross multiply
    1,418,340x = 1,957,313.94 × 773,773.80
  4. Step 4: Simplify right side
    1,418,340x = 1,514,518,245,146.77
  5. Step 5: Solve for x
    x = 1,514,518,245,146.77/1,418,340
  6. Step 6: Final answer
    x = 1,067,810.43

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1.5x scale

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.