Home / 1,370,262.44-1,890,947.82-758,416.52

Finding the Fourth Proportional to 1,370,262.44, 1,890,947.82 and 758,416.52

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Solution

The fourth proportional to 1,370,262.44, 1,890,947.82 and 758,416.52 is: 1,046,606.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,262.44 : 1,890,947.82 = 758,416.52 : x
  2. Step 2: Convert to fraction form
    1,370,262.44/1,890,947.82 = 758,416.52/x
  3. Step 3: Cross multiply
    1,370,262.44x = 1,890,947.82 × 758,416.52
  4. Step 4: Simplify right side
    1,370,262.44x = 1,434,126,065,145.99
  5. Step 5: Solve for x
    x = 1,434,126,065,145.99/1,370,262.44
  6. Step 6: Final answer
    x = 1,046,606.86

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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.