Home / 2,777,630.24-4,166,778.27-980,142.50

Finding the Fourth Proportional to 2,777,630.24, 4,166,778.27 and 980,142.50

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Solution

The fourth proportional to 2,777,630.24, 4,166,778.27 and 980,142.50 is: 1,470,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,630.24 : 4,166,778.27 = 980,142.50 : x
  2. Step 2: Convert to fraction form
    2,777,630.24/4,166,778.27 = 980,142.50/x
  3. Step 3: Cross multiply
    2,777,630.24x = 4,166,778.27 × 980,142.50
  4. Step 4: Simplify right side
    2,777,630.24x = 4,084,036,470,503.48
  5. Step 5: Solve for x
    x = 4,084,036,470,503.48/2,777,630.24
  6. Step 6: Final answer
    x = 1,470,331.22

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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.