Home / 1,214,467.50-1,675,359.80-724,091.17

Finding the Fourth Proportional to 1,214,467.50, 1,675,359.80 and 724,091.17

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Solution

The fourth proportional to 1,214,467.50, 1,675,359.80 and 724,091.17 is: 998,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,467.50 : 1,675,359.80 = 724,091.17 : x
  2. Step 2: Convert to fraction form
    1,214,467.50/1,675,359.80 = 724,091.17/x
  3. Step 3: Cross multiply
    1,214,467.50x = 1,675,359.80 × 724,091.17
  4. Step 4: Simplify right side
    1,214,467.50x = 1,213,113,232,107.02
  5. Step 5: Solve for x
    x = 1,213,113,232,107.02/1,214,467.50
  6. Step 6: Final answer
    x = 998,884.89

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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.