Home / 3,615,850.43-4,989,934.84-1,984,409.59

Finding the Fourth Proportional to 3,615,850.43, 4,989,934.84 and 1,984,409.59

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Solution

The fourth proportional to 3,615,850.43, 4,989,934.84 and 1,984,409.59 is: 2,738,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,850.43 : 4,989,934.84 = 1,984,409.59 : x
  2. Step 2: Convert to fraction form
    3,615,850.43/4,989,934.84 = 1,984,409.59/x
  3. Step 3: Cross multiply
    3,615,850.43x = 4,989,934.84 × 1,984,409.59
  4. Step 4: Simplify right side
    3,615,850.43x = 9,902,074,549,971.12
  5. Step 5: Solve for x
    x = 9,902,074,549,971.12/3,615,850.43
  6. Step 6: Final answer
    x = 2,738,518.85

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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.