Home / 3,103,176.50-4,654,718-1,396,114.32

Finding the Fourth Proportional to 3,103,176.50, 4,654,718 and 1,396,114.32

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Solution

The fourth proportional to 3,103,176.50, 4,654,718 and 1,396,114.32 is: 2,094,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,176.50 : 4,654,718 = 1,396,114.32 : x
  2. Step 2: Convert to fraction form
    3,103,176.50/4,654,718 = 1,396,114.32/x
  3. Step 3: Cross multiply
    3,103,176.50x = 4,654,718 × 1,396,114.32
  4. Step 4: Simplify right side
    3,103,176.50x = 6,498,518,455,361.76
  5. Step 5: Solve for x
    x = 6,498,518,455,361.76/3,103,176.50
  6. Step 6: Final answer
    x = 2,094,150.45

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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.