Home / 2,489,282.78-3,434,926.29-1,401,526.38

Finding the Fourth Proportional to 2,489,282.78, 3,434,926.29 and 1,401,526.38

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Solution

The fourth proportional to 2,489,282.78, 3,434,926.29 and 1,401,526.38 is: 1,933,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,282.78 : 3,434,926.29 = 1,401,526.38 : x
  2. Step 2: Convert to fraction form
    2,489,282.78/3,434,926.29 = 1,401,526.38/x
  3. Step 3: Cross multiply
    2,489,282.78x = 3,434,926.29 × 1,401,526.38
  4. Step 4: Simplify right side
    2,489,282.78x = 4,814,139,808,790.53
  5. Step 5: Solve for x
    x = 4,814,139,808,790.53/2,489,282.78
  6. Step 6: Final answer
    x = 1,933,946.54

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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.