Home / 1,515,864.35-2,262,195.29-1,354,123.85

Finding the Fourth Proportional to 1,515,864.35, 2,262,195.29 and 1,354,123.85

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Solution

The fourth proportional to 1,515,864.35, 2,262,195.29 and 1,354,123.85 is: 2,020,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,864.35 : 2,262,195.29 = 1,354,123.85 : x
  2. Step 2: Convert to fraction form
    1,515,864.35/2,262,195.29 = 1,354,123.85/x
  3. Step 3: Cross multiply
    1,515,864.35x = 2,262,195.29 × 1,354,123.85
  4. Step 4: Simplify right side
    1,515,864.35x = 3,063,292,588,776.05
  5. Step 5: Solve for x
    x = 3,063,292,588,776.05/1,515,864.35
  6. Step 6: Final answer
    x = 2,020,822.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.