Home / 3,885,120.20-5,824,357.40-1,490,683.26

Finding the Fourth Proportional to 3,885,120.20, 5,824,357.40 and 1,490,683.26

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Solution

The fourth proportional to 3,885,120.20, 5,824,357.40 and 1,490,683.26 is: 2,234,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,120.20 : 5,824,357.40 = 1,490,683.26 : x
  2. Step 2: Convert to fraction form
    3,885,120.20/5,824,357.40 = 1,490,683.26/x
  3. Step 3: Cross multiply
    3,885,120.20x = 5,824,357.40 × 1,490,683.26
  4. Step 4: Simplify right side
    3,885,120.20x = 8,682,272,076,437.13
  5. Step 5: Solve for x
    x = 8,682,272,076,437.13/3,885,120.20
  6. Step 6: Final answer
    x = 2,234,749.93

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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.