Home / 1,315,545.24-1,815,452.44-711,933.24

Finding the Fourth Proportional to 1,315,545.24, 1,815,452.44 and 711,933.24

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Solution

The fourth proportional to 1,315,545.24, 1,815,452.44 and 711,933.24 is: 982,467.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,545.24 : 1,815,452.44 = 711,933.24 : x
  2. Step 2: Convert to fraction form
    1,315,545.24/1,815,452.44 = 711,933.24/x
  3. Step 3: Cross multiply
    1,315,545.24x = 1,815,452.44 × 711,933.24
  4. Step 4: Simplify right side
    1,315,545.24x = 1,292,480,937,675.11
  5. Step 5: Solve for x
    x = 1,292,480,937,675.11/1,315,545.24
  6. Step 6: Final answer
    x = 982,467.88

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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.