Home / 2,021,125.15-3,031,687.73-1,010,403.10

Finding the Fourth Proportional to 2,021,125.15, 3,031,687.73 and 1,010,403.10

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Solution

The fourth proportional to 2,021,125.15, 3,031,687.73 and 1,010,403.10 is: 1,515,604.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,125.15 : 3,031,687.73 = 1,010,403.10 : x
  2. Step 2: Convert to fraction form
    2,021,125.15/3,031,687.73 = 1,010,403.10/x
  3. Step 3: Cross multiply
    2,021,125.15x = 3,031,687.73 × 1,010,403.10
  4. Step 4: Simplify right side
    2,021,125.15x = 3,063,226,680,623.96
  5. Step 5: Solve for x
    x = 3,063,226,680,623.96/2,021,125.15
  6. Step 6: Final answer
    x = 1,515,604.65

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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.