Home / 1,419,677.58-2,129,822.55-408,792.72

Finding the Fourth Proportional to 1,419,677.58, 2,129,822.55 and 408,792.72

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Solution

The fourth proportional to 1,419,677.58, 2,129,822.55 and 408,792.72 is: 613,277.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,677.58 : 2,129,822.55 = 408,792.72 : x
  2. Step 2: Convert to fraction form
    1,419,677.58/2,129,822.55 = 408,792.72/x
  3. Step 3: Cross multiply
    1,419,677.58x = 2,129,822.55 × 408,792.72
  4. Step 4: Simplify right side
    1,419,677.58x = 870,655,953,331.84
  5. Step 5: Solve for x
    x = 870,655,953,331.84/1,419,677.58
  6. Step 6: Final answer
    x = 613,277.24

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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.