Home / 2,799,651.65-3,861,456.59-2,111,352.53

Finding the Fourth Proportional to 2,799,651.65, 3,861,456.59 and 2,111,352.53

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Solution

The fourth proportional to 2,799,651.65, 3,861,456.59 and 2,111,352.53 is: 2,912,110.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,651.65 : 3,861,456.59 = 2,111,352.53 : x
  2. Step 2: Convert to fraction form
    2,799,651.65/3,861,456.59 = 2,111,352.53/x
  3. Step 3: Cross multiply
    2,799,651.65x = 3,861,456.59 × 2,111,352.53
  4. Step 4: Simplify right side
    2,799,651.65x = 8,152,896,136,597.11
  5. Step 5: Solve for x
    x = 8,152,896,136,597.11/2,799,651.65
  6. Step 6: Final answer
    x = 2,912,110.92

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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.