Home / 1,752,421.11-2,419,435.89-1,343,737.77

Finding the Fourth Proportional to 1,752,421.11, 2,419,435.89 and 1,343,737.77

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Solution

The fourth proportional to 1,752,421.11, 2,419,435.89 and 1,343,737.77 is: 1,855,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,421.11 : 2,419,435.89 = 1,343,737.77 : x
  2. Step 2: Convert to fraction form
    1,752,421.11/2,419,435.89 = 1,343,737.77/x
  3. Step 3: Cross multiply
    1,752,421.11x = 2,419,435.89 × 1,343,737.77
  4. Step 4: Simplify right side
    1,752,421.11x = 3,251,087,387,486.57
  5. Step 5: Solve for x
    x = 3,251,087,387,486.57/1,752,421.11
  6. Step 6: Final answer
    x = 1,855,197.57

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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.