Home / 1,997,600.40-2,998,532.91-860,923.54

Finding the Fourth Proportional to 1,997,600.40, 2,998,532.91 and 860,923.54

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Solution

The fourth proportional to 1,997,600.40, 2,998,532.91 and 860,923.54 is: 1,292,304.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,600.40 : 2,998,532.91 = 860,923.54 : x
  2. Step 2: Convert to fraction form
    1,997,600.40/2,998,532.91 = 860,923.54/x
  3. Step 3: Cross multiply
    1,997,600.40x = 2,998,532.91 × 860,923.54
  4. Step 4: Simplify right side
    1,997,600.40x = 2,581,507,567,683.70
  5. Step 5: Solve for x
    x = 2,581,507,567,683.70/1,997,600.40
  6. Step 6: Final answer
    x = 1,292,304.29

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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.