Home / 3,798,501.35-5,242,431.11-2,166,534.61

Finding the Fourth Proportional to 3,798,501.35, 5,242,431.11 and 2,166,534.61

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Solution

The fourth proportional to 3,798,501.35, 5,242,431.11 and 2,166,534.61 is: 2,990,102.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798,501.35 : 5,242,431.11 = 2,166,534.61 : x
  2. Step 2: Convert to fraction form
    3,798,501.35/5,242,431.11 = 2,166,534.61/x
  3. Step 3: Cross multiply
    3,798,501.35x = 5,242,431.11 × 2,166,534.61
  4. Step 4: Simplify right side
    3,798,501.35x = 11,357,908,416,416.97
  5. Step 5: Solve for x
    x = 11,357,908,416,416.97/3,798,501.35
  6. Step 6: Final answer
    x = 2,990,102.51

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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.