Home / 1,554,414.48-2,331,608.72-432,480.24

Finding the Fourth Proportional to 1,554,414.48, 2,331,608.72 and 432,480.24

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Solution

The fourth proportional to 1,554,414.48, 2,331,608.72 and 432,480.24 is: 648,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,414.48 : 2,331,608.72 = 432,480.24 : x
  2. Step 2: Convert to fraction form
    1,554,414.48/2,331,608.72 = 432,480.24/x
  3. Step 3: Cross multiply
    1,554,414.48x = 2,331,608.72 × 432,480.24
  4. Step 4: Simplify right side
    1,554,414.48x = 1,008,374,698,811.69
  5. Step 5: Solve for x
    x = 1,008,374,698,811.69/1,554,414.48
  6. Step 6: Final answer
    x = 648,716.74

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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.