Home / 3,401,428-5,102,375.28-1,126,948

Finding the Fourth Proportional to 3,401,428, 5,102,375.28 and 1,126,948

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Solution

The fourth proportional to 3,401,428, 5,102,375.28 and 1,126,948 is: 1,690,499.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401,428 : 5,102,375.28 = 1,126,948 : x
  2. Step 2: Convert to fraction form
    3,401,428/5,102,375.28 = 1,126,948/x
  3. Step 3: Cross multiply
    3,401,428x = 5,102,375.28 × 1,126,948
  4. Step 4: Simplify right side
    3,401,428x = 5,750,111,617,045.44
  5. Step 5: Solve for x
    x = 5,750,111,617,045.44/3,401,428
  6. Step 6: Final answer
    x = 1,690,499.29

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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.