Home / 2,488,908.40-3,734,137.56-891,485.28

Finding the Fourth Proportional to 2,488,908.40, 3,734,137.56 and 891,485.28

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Solution

The fourth proportional to 2,488,908.40, 3,734,137.56 and 891,485.28 is: 1,337,505.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,908.40 : 3,734,137.56 = 891,485.28 : x
  2. Step 2: Convert to fraction form
    2,488,908.40/3,734,137.56 = 891,485.28/x
  3. Step 3: Cross multiply
    2,488,908.40x = 3,734,137.56 × 891,485.28
  4. Step 4: Simplify right side
    2,488,908.40x = 3,328,928,668,235.12
  5. Step 5: Solve for x
    x = 3,328,928,668,235.12/2,488,908.40
  6. Step 6: Final answer
    x = 1,337,505.50

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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.