Home / 1,873,028.34-2,808,404.78-734,426.40

Finding the Fourth Proportional to 1,873,028.34, 2,808,404.78 and 734,426.40

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Solution

The fourth proportional to 1,873,028.34, 2,808,404.78 and 734,426.40 is: 1,101,193.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,028.34 : 2,808,404.78 = 734,426.40 : x
  2. Step 2: Convert to fraction form
    1,873,028.34/2,808,404.78 = 734,426.40/x
  3. Step 3: Cross multiply
    1,873,028.34x = 2,808,404.78 × 734,426.40
  4. Step 4: Simplify right side
    1,873,028.34x = 2,062,566,619,177.58
  5. Step 5: Solve for x
    x = 2,062,566,619,177.58/1,873,028.34
  6. Step 6: Final answer
    x = 1,101,193.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.