Home / 2,177,841.12-3,005,429.04-1,497,596.64

Finding the Fourth Proportional to 2,177,841.12, 3,005,429.04 and 1,497,596.64

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Solution

The fourth proportional to 2,177,841.12, 3,005,429.04 and 1,497,596.64 is: 2,066,689.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,841.12 : 3,005,429.04 = 1,497,596.64 : x
  2. Step 2: Convert to fraction form
    2,177,841.12/3,005,429.04 = 1,497,596.64/x
  3. Step 3: Cross multiply
    2,177,841.12x = 3,005,429.04 × 1,497,596.64
  4. Step 4: Simplify right side
    2,177,841.12x = 4,500,920,432,062.43
  5. Step 5: Solve for x
    x = 4,500,920,432,062.43/2,177,841.12
  6. Step 6: Final answer
    x = 2,066,689.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.