Home / 1,651,119.60-2,474,346.60-1,221,301.20

Finding the Fourth Proportional to 1,651,119.60, 2,474,346.60 and 1,221,301.20

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Solution

The fourth proportional to 1,651,119.60, 2,474,346.60 and 1,221,301.20 is: 1,830,226.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,119.60 : 2,474,346.60 = 1,221,301.20 : x
  2. Step 2: Convert to fraction form
    1,651,119.60/2,474,346.60 = 1,221,301.20/x
  3. Step 3: Cross multiply
    1,651,119.60x = 2,474,346.60 × 1,221,301.20
  4. Step 4: Simplify right side
    1,651,119.60x = 3,021,922,471,795.92
  5. Step 5: Solve for x
    x = 3,021,922,471,795.92/1,651,119.60
  6. Step 6: Final answer
    x = 1,830,226.27

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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.