Home / 1,936,720.92-2,672,635.52-1,077,262.68

Finding the Fourth Proportional to 1,936,720.92, 2,672,635.52 and 1,077,262.68

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Solution

The fourth proportional to 1,936,720.92, 2,672,635.52 and 1,077,262.68 is: 1,486,600.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,720.92 : 2,672,635.52 = 1,077,262.68 : x
  2. Step 2: Convert to fraction form
    1,936,720.92/2,672,635.52 = 1,077,262.68/x
  3. Step 3: Cross multiply
    1,936,720.92x = 2,672,635.52 × 1,077,262.68
  4. Step 4: Simplify right side
    1,936,720.92x = 2,879,130,502,938.39
  5. Step 5: Solve for x
    x = 2,879,130,502,938.39/1,936,720.92
  6. Step 6: Final answer
    x = 1,486,600.61

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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.