Home / 2,021,126.65-3,031,689.98-1,010,404.60

Finding the Fourth Proportional to 2,021,126.65, 3,031,689.98 and 1,010,404.60

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Solution

The fourth proportional to 2,021,126.65, 3,031,689.98 and 1,010,404.60 is: 1,515,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,126.65 : 3,031,689.98 = 1,010,404.60 : x
  2. Step 2: Convert to fraction form
    2,021,126.65/3,031,689.98 = 1,010,404.60/x
  3. Step 3: Cross multiply
    2,021,126.65x = 3,031,689.98 × 1,010,404.60
  4. Step 4: Simplify right side
    2,021,126.65x = 3,063,233,501,565.91
  5. Step 5: Solve for x
    x = 3,063,233,501,565.91/2,021,126.65
  6. Step 6: Final answer
    x = 1,515,606.90

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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.