Home / 2,672,843.85-3,688,737.45-1,511,534.70

Finding the Fourth Proportional to 2,672,843.85, 3,688,737.45 and 1,511,534.70

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Solution

The fourth proportional to 2,672,843.85, 3,688,737.45 and 1,511,534.70 is: 2,086,038.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,843.85 : 3,688,737.45 = 1,511,534.70 : x
  2. Step 2: Convert to fraction form
    2,672,843.85/3,688,737.45 = 1,511,534.70/x
  3. Step 3: Cross multiply
    2,672,843.85x = 3,688,737.45 × 1,511,534.70
  4. Step 4: Simplify right side
    2,672,843.85x = 5,575,654,654,864.51
  5. Step 5: Solve for x
    x = 5,575,654,654,864.51/2,672,843.85
  6. Step 6: Final answer
    x = 2,086,038.31

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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.