Home / 3,154,112.57-4,352,679.23-1,703,808.02

Finding the Fourth Proportional to 3,154,112.57, 4,352,679.23 and 1,703,808.02

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Solution

The fourth proportional to 3,154,112.57, 4,352,679.23 and 1,703,808.02 is: 2,351,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,112.57 : 4,352,679.23 = 1,703,808.02 : x
  2. Step 2: Convert to fraction form
    3,154,112.57/4,352,679.23 = 1,703,808.02/x
  3. Step 3: Cross multiply
    3,154,112.57x = 4,352,679.23 × 1,703,808.02
  4. Step 4: Simplify right side
    3,154,112.57x = 7,416,129,792,508.00
  5. Step 5: Solve for x
    x = 7,416,129,792,508.00/3,154,112.57
  6. Step 6: Final answer
    x = 2,351,257.17

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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.