Home / 1,731,561.20-2,388,855.78-1,151,065.04

Finding the Fourth Proportional to 1,731,561.20, 2,388,855.78 and 1,151,065.04

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Solution

The fourth proportional to 1,731,561.20, 2,388,855.78 and 1,151,065.04 is: 1,588,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,561.20 : 2,388,855.78 = 1,151,065.04 : x
  2. Step 2: Convert to fraction form
    1,731,561.20/2,388,855.78 = 1,151,065.04/x
  3. Step 3: Cross multiply
    1,731,561.20x = 2,388,855.78 × 1,151,065.04
  4. Step 4: Simplify right side
    1,731,561.20x = 2,749,728,373,959.93
  5. Step 5: Solve for x
    x = 2,749,728,373,959.93/1,731,561.20
  6. Step 6: Final answer
    x = 1,588,005.31

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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.