Home / 4,827,865.20-7,246,463.40-2,938,297.20

Finding the Fourth Proportional to 4,827,865.20, 7,246,463.40 and 2,938,297.20

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Solution

The fourth proportional to 4,827,865.20, 7,246,463.40 and 2,938,297.20 is: 4,410,285.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827,865.20 : 7,246,463.40 = 2,938,297.20 : x
  2. Step 2: Convert to fraction form
    4,827,865.20/7,246,463.40 = 2,938,297.20/x
  3. Step 3: Cross multiply
    4,827,865.20x = 7,246,463.40 × 2,938,297.20
  4. Step 4: Simplify right side
    4,827,865.20x = 21,292,263,118,122.48
  5. Step 5: Solve for x
    x = 21,292,263,118,122.48/4,827,865.20
  6. Step 6: Final answer
    x = 4,410,285.34

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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.