Home / 1,250,408.68-1,725,565.64-677,448.86

Finding the Fourth Proportional to 1,250,408.68, 1,725,565.64 and 677,448.86

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Solution

The fourth proportional to 1,250,408.68, 1,725,565.64 and 677,448.86 is: 934,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,408.68 : 1,725,565.64 = 677,448.86 : x
  2. Step 2: Convert to fraction form
    1,250,408.68/1,725,565.64 = 677,448.86/x
  3. Step 3: Cross multiply
    1,250,408.68x = 1,725,565.64 × 677,448.86
  4. Step 4: Simplify right side
    1,250,408.68x = 1,168,982,475,673.17
  5. Step 5: Solve for x
    x = 1,168,982,475,673.17/1,250,408.68
  6. Step 6: Final answer
    x = 934,880.33

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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.