Home / 3,711,038.96-5,121,109.86-2,057,116.61

Finding the Fourth Proportional to 3,711,038.96, 5,121,109.86 and 2,057,116.61

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Solution

The fourth proportional to 3,711,038.96, 5,121,109.86 and 2,057,116.61 is: 2,838,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711,038.96 : 5,121,109.86 = 2,057,116.61 : x
  2. Step 2: Convert to fraction form
    3,711,038.96/5,121,109.86 = 2,057,116.61/x
  3. Step 3: Cross multiply
    3,711,038.96x = 5,121,109.86 × 2,057,116.61
  4. Step 4: Simplify right side
    3,711,038.96x = 10,534,720,154,640.78
  5. Step 5: Solve for x
    x = 10,534,720,154,640.78/3,711,038.96
  6. Step 6: Final answer
    x = 2,838,752.24

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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.