Home / 3,842,154.86-5,302,182.16-2,099,852.15

Finding the Fourth Proportional to 3,842,154.86, 5,302,182.16 and 2,099,852.15

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Solution

The fourth proportional to 3,842,154.86, 5,302,182.16 and 2,099,852.15 is: 2,897,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,154.86 : 5,302,182.16 = 2,099,852.15 : x
  2. Step 2: Convert to fraction form
    3,842,154.86/5,302,182.16 = 2,099,852.15/x
  3. Step 3: Cross multiply
    3,842,154.86x = 5,302,182.16 × 2,099,852.15
  4. Step 4: Simplify right side
    3,842,154.86x = 11,133,798,620,212.16
  5. Step 5: Solve for x
    x = 11,133,798,620,212.16/3,842,154.86
  6. Step 6: Final answer
    x = 2,897,800.59

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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.