Home / 3,319,946.40-4,982,252.40-2,124,775.20

Finding the Fourth Proportional to 3,319,946.40, 4,982,252.40 and 2,124,775.20

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Solution

The fourth proportional to 3,319,946.40, 4,982,252.40 and 2,124,775.20 is: 3,188,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,946.40 : 4,982,252.40 = 2,124,775.20 : x
  2. Step 2: Convert to fraction form
    3,319,946.40/4,982,252.40 = 2,124,775.20/x
  3. Step 3: Cross multiply
    3,319,946.40x = 4,982,252.40 × 2,124,775.20
  4. Step 4: Simplify right side
    3,319,946.40x = 10,586,166,339,660.48
  5. Step 5: Solve for x
    x = 10,586,166,339,660.48/3,319,946.40
  6. Step 6: Final answer
    x = 3,188,655.80

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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.