Home / 1,668,072.34-2,301,942.27-904,125.70

Finding the Fourth Proportional to 1,668,072.34, 2,301,942.27 and 904,125.70

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Solution

The fourth proportional to 1,668,072.34, 2,301,942.27 and 904,125.70 is: 1,247,694.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,072.34 : 2,301,942.27 = 904,125.70 : x
  2. Step 2: Convert to fraction form
    1,668,072.34/2,301,942.27 = 904,125.70/x
  3. Step 3: Cross multiply
    1,668,072.34x = 2,301,942.27 × 904,125.70
  4. Step 4: Simplify right side
    1,668,072.34x = 2,081,245,166,223.34
  5. Step 5: Solve for x
    x = 2,081,245,166,223.34/1,668,072.34
  6. Step 6: Final answer
    x = 1,247,694.79

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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.