Home / 2,195,355.20-3,291,140.28-848,462.72

Finding the Fourth Proportional to 2,195,355.20, 3,291,140.28 and 848,462.72

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Solution

The fourth proportional to 2,195,355.20, 3,291,140.28 and 848,462.72 is: 1,271,962.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,355.20 : 3,291,140.28 = 848,462.72 : x
  2. Step 2: Convert to fraction form
    2,195,355.20/3,291,140.28 = 848,462.72/x
  3. Step 3: Cross multiply
    2,195,355.20x = 3,291,140.28 × 848,462.72
  4. Step 4: Simplify right side
    2,195,355.20x = 2,792,409,833,870.36
  5. Step 5: Solve for x
    x = 2,792,409,833,870.36/2,195,355.20
  6. Step 6: Final answer
    x = 1,271,962.66

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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.