Home / 1,269,946.36-1,892,551.67-1,231,500.28

Finding the Fourth Proportional to 1,269,946.36, 1,892,551.67 and 1,231,500.28

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Solution

The fourth proportional to 1,269,946.36, 1,892,551.67 and 1,231,500.28 is: 1,835,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,946.36 : 1,892,551.67 = 1,231,500.28 : x
  2. Step 2: Convert to fraction form
    1,269,946.36/1,892,551.67 = 1,231,500.28/x
  3. Step 3: Cross multiply
    1,269,946.36x = 1,892,551.67 × 1,231,500.28
  4. Step 4: Simplify right side
    1,269,946.36x = 2,330,677,911,519.47
  5. Step 5: Solve for x
    x = 2,330,677,911,519.47/1,269,946.36
  6. Step 6: Final answer
    x = 1,835,256.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.