Home / 2,275,620.15-3,413,561.28-855,688.53

Finding the Fourth Proportional to 2,275,620.15, 3,413,561.28 and 855,688.53

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Solution

The fourth proportional to 2,275,620.15, 3,413,561.28 and 855,688.53 is: 1,283,582.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,620.15 : 3,413,561.28 = 855,688.53 : x
  2. Step 2: Convert to fraction form
    2,275,620.15/3,413,561.28 = 855,688.53/x
  3. Step 3: Cross multiply
    2,275,620.15x = 3,413,561.28 × 855,688.53
  4. Step 4: Simplify right side
    2,275,620.15x = 2,920,945,233,748.12
  5. Step 5: Solve for x
    x = 2,920,945,233,748.12/2,275,620.15
  6. Step 6: Final answer
    x = 1,283,582.07

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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.