Home / 1,777,605.40-2,666,408.10-1,067,267.80

Finding the Fourth Proportional to 1,777,605.40, 2,666,408.10 and 1,067,267.80

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Solution

The fourth proportional to 1,777,605.40, 2,666,408.10 and 1,067,267.80 is: 1,600,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,605.40 : 2,666,408.10 = 1,067,267.80 : x
  2. Step 2: Convert to fraction form
    1,777,605.40/2,666,408.10 = 1,067,267.80/x
  3. Step 3: Cross multiply
    1,777,605.40x = 2,666,408.10 × 1,067,267.80
  4. Step 4: Simplify right side
    1,777,605.40x = 2,845,771,506,789.18
  5. Step 5: Solve for x
    x = 2,845,771,506,789.18/1,777,605.40
  6. Step 6: Final answer
    x = 1,600,901.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.