Home / 1,262,722.14-1,893,591.86-409,587.48

Finding the Fourth Proportional to 1,262,722.14, 1,893,591.86 and 409,587.48

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Solution

The fourth proportional to 1,262,722.14, 1,893,591.86 and 409,587.48 is: 614,221.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,722.14 : 1,893,591.86 = 409,587.48 : x
  2. Step 2: Convert to fraction form
    1,262,722.14/1,893,591.86 = 409,587.48/x
  3. Step 3: Cross multiply
    1,262,722.14x = 1,893,591.86 × 409,587.48
  4. Step 4: Simplify right side
    1,262,722.14x = 775,591,516,037.98
  5. Step 5: Solve for x
    x = 775,591,516,037.98/1,262,722.14
  6. Step 6: Final answer
    x = 614,221.84

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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.