Home / 2,087,433.79-3,126,651.81-1,409,788.81

Finding the Fourth Proportional to 2,087,433.79, 3,126,651.81 and 1,409,788.81

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Solution

The fourth proportional to 2,087,433.79, 3,126,651.81 and 1,409,788.81 is: 2,111,644.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,433.79 : 3,126,651.81 = 1,409,788.81 : x
  2. Step 2: Convert to fraction form
    2,087,433.79/3,126,651.81 = 1,409,788.81/x
  3. Step 3: Cross multiply
    2,087,433.79x = 3,126,651.81 × 1,409,788.81
  4. Step 4: Simplify right side
    2,087,433.79x = 4,407,918,734,504.25
  5. Step 5: Solve for x
    x = 4,407,918,734,504.25/2,087,433.79
  6. Step 6: Final answer
    x = 2,111,644.81

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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.