Home / 2,103,089.32-3,153,370.44-822,171.18

Finding the Fourth Proportional to 2,103,089.32, 3,153,370.44 and 822,171.18

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Solution

The fourth proportional to 2,103,089.32, 3,153,370.44 and 822,171.18 is: 1,232,762.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,089.32 : 3,153,370.44 = 822,171.18 : x
  2. Step 2: Convert to fraction form
    2,103,089.32/3,153,370.44 = 822,171.18/x
  3. Step 3: Cross multiply
    2,103,089.32x = 3,153,370.44 × 822,171.18
  4. Step 4: Simplify right side
    2,103,089.32x = 2,592,610,295,631.92
  5. Step 5: Solve for x
    x = 2,592,610,295,631.92/2,103,089.32
  6. Step 6: Final answer
    x = 1,232,762.81

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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.