Home / 3,153,942.32-4,352,439.72-1,703,637.80

Finding the Fourth Proportional to 3,153,942.32, 4,352,439.72 and 1,703,637.80

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Solution

The fourth proportional to 3,153,942.32, 4,352,439.72 and 1,703,637.80 is: 2,351,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,942.32 : 4,352,439.72 = 1,703,637.80 : x
  2. Step 2: Convert to fraction form
    3,153,942.32/4,352,439.72 = 1,703,637.80/x
  3. Step 3: Cross multiply
    3,153,942.32x = 4,352,439.72 × 1,703,637.80
  4. Step 4: Simplify right side
    3,153,942.32x = 7,414,980,829,213.42
  5. Step 5: Solve for x
    x = 7,414,980,829,213.42/3,153,942.32
  6. Step 6: Final answer
    x = 2,351,019.80

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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.