Home / 1,941,597.28-2,679,416.72-1,082,212.12

Finding the Fourth Proportional to 1,941,597.28, 2,679,416.72 and 1,082,212.12

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Solution

The fourth proportional to 1,941,597.28, 2,679,416.72 and 1,082,212.12 is: 1,493,459.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,597.28 : 2,679,416.72 = 1,082,212.12 : x
  2. Step 2: Convert to fraction form
    1,941,597.28/2,679,416.72 = 1,082,212.12/x
  3. Step 3: Cross multiply
    1,941,597.28x = 2,679,416.72 × 1,082,212.12
  4. Step 4: Simplify right side
    1,941,597.28x = 2,899,697,248,914.65
  5. Step 5: Solve for x
    x = 2,899,697,248,914.65/1,941,597.28
  6. Step 6: Final answer
    x = 1,493,459.68

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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.