Home / 1,617,189.12-2,422,631.52-984,533.76

Finding the Fourth Proportional to 1,617,189.12, 2,422,631.52 and 984,533.76

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Solution

The fourth proportional to 1,617,189.12, 2,422,631.52 and 984,533.76 is: 1,474,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,189.12 : 2,422,631.52 = 984,533.76 : x
  2. Step 2: Convert to fraction form
    1,617,189.12/2,422,631.52 = 984,533.76/x
  3. Step 3: Cross multiply
    1,617,189.12x = 2,422,631.52 × 984,533.76
  4. Step 4: Simplify right side
    1,617,189.12x = 2,385,162,519,480.12
  5. Step 5: Solve for x
    x = 2,385,162,519,480.12/1,617,189.12
  6. Step 6: Final answer
    x = 1,474,881.63

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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.