Home / 1,998,266.96-2,998,384.61-933,154.22

Finding the Fourth Proportional to 1,998,266.96, 2,998,384.61 and 933,154.22

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Solution

The fourth proportional to 1,998,266.96, 2,998,384.61 and 933,154.22 is: 1,400,190.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,266.96 : 2,998,384.61 = 933,154.22 : x
  2. Step 2: Convert to fraction form
    1,998,266.96/2,998,384.61 = 933,154.22/x
  3. Step 3: Cross multiply
    1,998,266.96x = 2,998,384.61 × 933,154.22
  4. Step 4: Simplify right side
    1,998,266.96x = 2,797,955,232,346.86
  5. Step 5: Solve for x
    x = 2,797,955,232,346.86/1,998,266.96
  6. Step 6: Final answer
    x = 1,400,190.91

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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.