Home / 1,342,727.48-1,853,121.98-754,123.77

Finding the Fourth Proportional to 1,342,727.48, 1,853,121.98 and 754,123.77

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Solution

The fourth proportional to 1,342,727.48, 1,853,121.98 and 754,123.77 is: 1,040,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,727.48 : 1,853,121.98 = 754,123.77 : x
  2. Step 2: Convert to fraction form
    1,342,727.48/1,853,121.98 = 754,123.77/x
  3. Step 3: Cross multiply
    1,342,727.48x = 1,853,121.98 × 754,123.77
  4. Step 4: Simplify right side
    1,342,727.48x = 1,397,483,335,712.77
  5. Step 5: Solve for x
    x = 1,397,483,335,712.77/1,342,727.48
  6. Step 6: Final answer
    x = 1,040,779.57

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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.