Home / 1,205,697.40-1,808,546.10-922,262.20

Finding the Fourth Proportional to 1,205,697.40, 1,808,546.10 and 922,262.20

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Solution

The fourth proportional to 1,205,697.40, 1,808,546.10 and 922,262.20 is: 1,383,393.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,697.40 : 1,808,546.10 = 922,262.20 : x
  2. Step 2: Convert to fraction form
    1,205,697.40/1,808,546.10 = 922,262.20/x
  3. Step 3: Cross multiply
    1,205,697.40x = 1,808,546.10 × 922,262.20
  4. Step 4: Simplify right side
    1,205,697.40x = 1,667,953,704,987.42
  5. Step 5: Solve for x
    x = 1,667,953,704,987.42/1,205,697.40
  6. Step 6: Final answer
    x = 1,383,393.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.