Home / 1,193,821.56-1,790,802.45-340,827.66

Finding the Fourth Proportional to 1,193,821.56, 1,790,802.45 and 340,827.66

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Solution

The fourth proportional to 1,193,821.56, 1,790,802.45 and 340,827.66 is: 511,261.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,821.56 : 1,790,802.45 = 340,827.66 : x
  2. Step 2: Convert to fraction form
    1,193,821.56/1,790,802.45 = 340,827.66/x
  3. Step 3: Cross multiply
    1,193,821.56x = 1,790,802.45 × 340,827.66
  4. Step 4: Simplify right side
    1,193,821.56x = 610,355,008,555.77
  5. Step 5: Solve for x
    x = 610,355,008,555.77/1,193,821.56
  6. Step 6: Final answer
    x = 511,261.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.