Home / 2,448,928.20-3,672,431.10-931,805.40

Finding the Fourth Proportional to 2,448,928.20, 3,672,431.10 and 931,805.40

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Solution

The fourth proportional to 2,448,928.20, 3,672,431.10 and 931,805.40 is: 1,397,342.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,928.20 : 3,672,431.10 = 931,805.40 : x
  2. Step 2: Convert to fraction form
    2,448,928.20/3,672,431.10 = 931,805.40/x
  3. Step 3: Cross multiply
    2,448,928.20x = 3,672,431.10 × 931,805.40
  4. Step 4: Simplify right side
    2,448,928.20x = 3,421,991,130,107.94
  5. Step 5: Solve for x
    x = 3,421,991,130,107.94/2,448,928.20
  6. Step 6: Final answer
    x = 1,397,342.37

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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.