Home / 2,011,103.12-2,775,251.40-1,105,678.16

Finding the Fourth Proportional to 2,011,103.12, 2,775,251.40 and 1,105,678.16

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Solution

The fourth proportional to 2,011,103.12, 2,775,251.40 and 1,105,678.16 is: 1,525,796.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,103.12 : 2,775,251.40 = 1,105,678.16 : x
  2. Step 2: Convert to fraction form
    2,011,103.12/2,775,251.40 = 1,105,678.16/x
  3. Step 3: Cross multiply
    2,011,103.12x = 2,775,251.40 × 1,105,678.16
  4. Step 4: Simplify right side
    2,011,103.12x = 3,068,534,861,489.42
  5. Step 5: Solve for x
    x = 3,068,534,861,489.42/2,011,103.12
  6. Step 6: Final answer
    x = 1,525,796.88

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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.