Home / 3,364,119.87-4,642,324.02-1,913,679.60

Finding the Fourth Proportional to 3,364,119.87, 4,642,324.02 and 1,913,679.60

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Solution

The fourth proportional to 3,364,119.87, 4,642,324.02 and 1,913,679.60 is: 2,640,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364,119.87 : 4,642,324.02 = 1,913,679.60 : x
  2. Step 2: Convert to fraction form
    3,364,119.87/4,642,324.02 = 1,913,679.60/x
  3. Step 3: Cross multiply
    3,364,119.87x = 4,642,324.02 × 1,913,679.60
  4. Step 4: Simplify right side
    3,364,119.87x = 8,883,920,773,663.99
  5. Step 5: Solve for x
    x = 8,883,920,773,663.99/3,364,119.87
  6. Step 6: Final answer
    x = 2,640,786.04

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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.