Home / 2,107,703.04-3,161,656.32-687,757.44

Finding the Fourth Proportional to 2,107,703.04, 3,161,656.32 and 687,757.44

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Solution

The fourth proportional to 2,107,703.04, 3,161,656.32 and 687,757.44 is: 1,031,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,703.04 : 3,161,656.32 = 687,757.44 : x
  2. Step 2: Convert to fraction form
    2,107,703.04/3,161,656.32 = 687,757.44/x
  3. Step 3: Cross multiply
    2,107,703.04x = 3,161,656.32 × 687,757.44
  4. Step 4: Simplify right side
    2,107,703.04x = 2,174,452,656,803.02
  5. Step 5: Solve for x
    x = 2,174,452,656,803.02/2,107,703.04
  6. Step 6: Final answer
    x = 1,031,669.36

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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.