Home / 3,305,488.40-4,958,099.28-1,686,221.71

Finding the Fourth Proportional to 3,305,488.40, 4,958,099.28 and 1,686,221.71

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Solution

The fourth proportional to 3,305,488.40, 4,958,099.28 and 1,686,221.71 is: 2,529,264.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305,488.40 : 4,958,099.28 = 1,686,221.71 : x
  2. Step 2: Convert to fraction form
    3,305,488.40/4,958,099.28 = 1,686,221.71/x
  3. Step 3: Cross multiply
    3,305,488.40x = 4,958,099.28 × 1,686,221.71
  4. Step 4: Simplify right side
    3,305,488.40x = 8,360,454,621,480.87
  5. Step 5: Solve for x
    x = 8,360,454,621,480.87/3,305,488.40
  6. Step 6: Final answer
    x = 2,529,264.55

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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.