Home / 1,392,166.20-2,088,537.30-793,414.20

Finding the Fourth Proportional to 1,392,166.20, 2,088,537.30 and 793,414.20

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Solution

The fourth proportional to 1,392,166.20, 2,088,537.30 and 793,414.20 is: 1,190,285.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,166.20 : 2,088,537.30 = 793,414.20 : x
  2. Step 2: Convert to fraction form
    1,392,166.20/2,088,537.30 = 793,414.20/x
  3. Step 3: Cross multiply
    1,392,166.20x = 2,088,537.30 × 793,414.20
  4. Step 4: Simplify right side
    1,392,166.20x = 1,657,075,151,049.66
  5. Step 5: Solve for x
    x = 1,657,075,151,049.66/1,392,166.20
  6. Step 6: Final answer
    x = 1,190,285.44

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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.