Home / 1,448,327.34-1,998,759.90-803,752.86

Finding the Fourth Proportional to 1,448,327.34, 1,998,759.90 and 803,752.86

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Solution

The fourth proportional to 1,448,327.34, 1,998,759.90 and 803,752.86 is: 1,109,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,327.34 : 1,998,759.90 = 803,752.86 : x
  2. Step 2: Convert to fraction form
    1,448,327.34/1,998,759.90 = 803,752.86/x
  3. Step 3: Cross multiply
    1,448,327.34x = 1,998,759.90 × 803,752.86
  4. Step 4: Simplify right side
    1,448,327.34x = 1,606,508,986,078.31
  5. Step 5: Solve for x
    x = 1,606,508,986,078.31/1,448,327.34
  6. Step 6: Final answer
    x = 1,109,216.78

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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.