Home / 1,371,738.54-1,892,974.35-759,889.45

Finding the Fourth Proportional to 1,371,738.54, 1,892,974.35 and 759,889.45

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Solution

The fourth proportional to 1,371,738.54, 1,892,974.35 and 759,889.45 is: 1,048,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,738.54 : 1,892,974.35 = 759,889.45 : x
  2. Step 2: Convert to fraction form
    1,371,738.54/1,892,974.35 = 759,889.45/x
  3. Step 3: Cross multiply
    1,371,738.54x = 1,892,974.35 × 759,889.45
  4. Step 4: Simplify right side
    1,371,738.54x = 1,438,451,242,901.41
  5. Step 5: Solve for x
    x = 1,438,451,242,901.41/1,371,738.54
  6. Step 6: Final answer
    x = 1,048,633.68

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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.