Home / 2,111,561.66-2,915,085.71-1,651,699.15

Finding the Fourth Proportional to 2,111,561.66, 2,915,085.71 and 1,651,699.15

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Solution

The fourth proportional to 2,111,561.66, 2,915,085.71 and 1,651,699.15 is: 2,280,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,561.66 : 2,915,085.71 = 1,651,699.15 : x
  2. Step 2: Convert to fraction form
    2,111,561.66/2,915,085.71 = 1,651,699.15/x
  3. Step 3: Cross multiply
    2,111,561.66x = 2,915,085.71 × 1,651,699.15
  4. Step 4: Simplify right side
    2,111,561.66x = 4,814,844,586,225.68
  5. Step 5: Solve for x
    x = 4,814,844,586,225.68/2,111,561.66
  6. Step 6: Final answer
    x = 2,280,229.21

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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.