Home / 2,092,040.65-3,136,841.66-811,151.72

Finding the Fourth Proportional to 2,092,040.65, 3,136,841.66 and 811,151.72

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Solution

The fourth proportional to 2,092,040.65, 3,136,841.66 and 811,151.72 is: 1,216,254.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,040.65 : 3,136,841.66 = 811,151.72 : x
  2. Step 2: Convert to fraction form
    2,092,040.65/3,136,841.66 = 811,151.72/x
  3. Step 3: Cross multiply
    2,092,040.65x = 3,136,841.66 × 811,151.72
  4. Step 4: Simplify right side
    2,092,040.65x = 2,544,454,501,420.75
  5. Step 5: Solve for x
    x = 2,544,454,501,420.75/2,092,040.65
  6. Step 6: Final answer
    x = 1,216,254.81

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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.