Home / 1,161,870.60-1,738,140.30-1,005,832.20

Finding the Fourth Proportional to 1,161,870.60, 1,738,140.30 and 1,005,832.20

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Solution

The fourth proportional to 1,161,870.60, 1,738,140.30 and 1,005,832.20 is: 1,504,709.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,870.60 : 1,738,140.30 = 1,005,832.20 : x
  2. Step 2: Convert to fraction form
    1,161,870.60/1,738,140.30 = 1,005,832.20/x
  3. Step 3: Cross multiply
    1,161,870.60x = 1,738,140.30 × 1,005,832.20
  4. Step 4: Simplify right side
    1,161,870.60x = 1,748,277,481,857.66
  5. Step 5: Solve for x
    x = 1,748,277,481,857.66/1,161,870.60
  6. Step 6: Final answer
    x = 1,504,709.29

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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.