Home / 2,021,126.90-3,031,690.35-1,010,404.85

Finding the Fourth Proportional to 2,021,126.90, 3,031,690.35 and 1,010,404.85

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Solution

The fourth proportional to 2,021,126.90, 3,031,690.35 and 1,010,404.85 is: 1,515,607.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,126.90 : 3,031,690.35 = 1,010,404.85 : x
  2. Step 2: Convert to fraction form
    2,021,126.90/3,031,690.35 = 1,010,404.85/x
  3. Step 3: Cross multiply
    2,021,126.90x = 3,031,690.35 × 1,010,404.85
  4. Step 4: Simplify right side
    2,021,126.90x = 3,063,234,633,338.20
  5. Step 5: Solve for x
    x = 3,063,234,633,338.20/2,021,126.90
  6. Step 6: Final answer
    x = 1,515,607.28

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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.