Home / 1,325,260.48-1,828,936.44-997,987.60

Finding the Fourth Proportional to 1,325,260.48, 1,828,936.44 and 997,987.60

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Solution

The fourth proportional to 1,325,260.48, 1,828,936.44 and 997,987.60 is: 1,377,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,260.48 : 1,828,936.44 = 997,987.60 : x
  2. Step 2: Convert to fraction form
    1,325,260.48/1,828,936.44 = 997,987.60/x
  3. Step 3: Cross multiply
    1,325,260.48x = 1,828,936.44 × 997,987.60
  4. Step 4: Simplify right side
    1,325,260.48x = 1,825,255,888,308.14
  5. Step 5: Solve for x
    x = 1,825,255,888,308.14/1,325,260.48
  6. Step 6: Final answer
    x = 1,377,280.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.