Home / 1,355,747.36-2,033,103.12-456,947.60

Finding the Fourth Proportional to 1,355,747.36, 2,033,103.12 and 456,947.60

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Solution

The fourth proportional to 1,355,747.36, 2,033,103.12 and 456,947.60 is: 685,246.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,747.36 : 2,033,103.12 = 456,947.60 : x
  2. Step 2: Convert to fraction form
    1,355,747.36/2,033,103.12 = 456,947.60/x
  3. Step 3: Cross multiply
    1,355,747.36x = 2,033,103.12 × 456,947.60
  4. Step 4: Simplify right side
    1,355,747.36x = 929,021,591,236.51
  5. Step 5: Solve for x
    x = 929,021,591,236.51/1,355,747.36
  6. Step 6: Final answer
    x = 685,246.84

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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.