Home / 4,914,772.40-6,782,417.40-2,739,453.48

Finding the Fourth Proportional to 4,914,772.40, 6,782,417.40 and 2,739,453.48

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Solution

The fourth proportional to 4,914,772.40, 6,782,417.40 and 2,739,453.48 is: 3,780,463.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,772.40 : 6,782,417.40 = 2,739,453.48 : x
  2. Step 2: Convert to fraction form
    4,914,772.40/6,782,417.40 = 2,739,453.48/x
  3. Step 3: Cross multiply
    4,914,772.40x = 6,782,417.40 × 2,739,453.48
  4. Step 4: Simplify right side
    4,914,772.40x = 18,580,116,949,242.55
  5. Step 5: Solve for x
    x = 18,580,116,949,242.55/4,914,772.40
  6. Step 6: Final answer
    x = 3,780,463.35

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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.