Home / 1,371,610.44-1,892,756.64-759,721.92

Finding the Fourth Proportional to 1,371,610.44, 1,892,756.64 and 759,721.92

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Solution

The fourth proportional to 1,371,610.44, 1,892,756.64 and 759,721.92 is: 1,048,379.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,610.44 : 1,892,756.64 = 759,721.92 : x
  2. Step 2: Convert to fraction form
    1,371,610.44/1,892,756.64 = 759,721.92/x
  3. Step 3: Cross multiply
    1,371,610.44x = 1,892,756.64 × 759,721.92
  4. Step 4: Simplify right side
    1,371,610.44x = 1,437,968,708,633.55
  5. Step 5: Solve for x
    x = 1,437,968,708,633.55/1,371,610.44
  6. Step 6: Final answer
    x = 1,048,379.82

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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.