Home / 1,510,582.72-2,084,604.13-831,519.22

Finding the Fourth Proportional to 1,510,582.72, 2,084,604.13 and 831,519.22

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Solution

The fourth proportional to 1,510,582.72, 2,084,604.13 and 831,519.22 is: 1,147,496.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,582.72 : 2,084,604.13 = 831,519.22 : x
  2. Step 2: Convert to fraction form
    1,510,582.72/2,084,604.13 = 831,519.22/x
  3. Step 3: Cross multiply
    1,510,582.72x = 2,084,604.13 × 831,519.22
  4. Step 4: Simplify right side
    1,510,582.72x = 1,733,388,400,186.38
  5. Step 5: Solve for x
    x = 1,733,388,400,186.38/1,510,582.72
  6. Step 6: Final answer
    x = 1,147,496.51

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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.