Home / 4,914,768.40-6,782,411.88-2,739,449.49

Finding the Fourth Proportional to 4,914,768.40, 6,782,411.88 and 2,739,449.49

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Solution

The fourth proportional to 4,914,768.40, 6,782,411.88 and 2,739,449.49 is: 3,780,457.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,768.40 : 6,782,411.88 = 2,739,449.49 : x
  2. Step 2: Convert to fraction form
    4,914,768.40/6,782,411.88 = 2,739,449.49/x
  3. Step 3: Cross multiply
    4,914,768.40x = 6,782,411.88 × 2,739,449.49
  4. Step 4: Simplify right side
    4,914,768.40x = 18,580,074,759,278.11
  5. Step 5: Solve for x
    x = 18,580,074,759,278.11/4,914,768.40
  6. Step 6: Final answer
    x = 3,780,457.84

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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.