Home / 2,623,741.20-3,621,020.40-1,535,947.20

Finding the Fourth Proportional to 2,623,741.20, 3,621,020.40 and 1,535,947.20

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Solution

The fourth proportional to 2,623,741.20, 3,621,020.40 and 1,535,947.20 is: 2,119,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,741.20 : 3,621,020.40 = 1,535,947.20 : x
  2. Step 2: Convert to fraction form
    2,623,741.20/3,621,020.40 = 1,535,947.20/x
  3. Step 3: Cross multiply
    2,623,741.20x = 3,621,020.40 × 1,535,947.20
  4. Step 4: Simplify right side
    2,623,741.20x = 5,561,696,144,522.88
  5. Step 5: Solve for x
    x = 5,561,696,144,522.88/2,623,741.20
  6. Step 6: Final answer
    x = 2,119,757.90

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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.