Home / 1,939,401.89-2,904,494.10-976,829.38

Finding the Fourth Proportional to 1,939,401.89, 2,904,494.10 and 976,829.38

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Solution

The fourth proportional to 1,939,401.89, 2,904,494.10 and 976,829.38 is: 1,462,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,401.89 : 2,904,494.10 = 976,829.38 : x
  2. Step 2: Convert to fraction form
    1,939,401.89/2,904,494.10 = 976,829.38/x
  3. Step 3: Cross multiply
    1,939,401.89x = 2,904,494.10 × 976,829.38
  4. Step 4: Simplify right side
    1,939,401.89x = 2,837,195,183,656.31
  5. Step 5: Solve for x
    x = 2,837,195,183,656.31/1,939,401.89
  6. Step 6: Final answer
    x = 1,462,922.77

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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.