Home / 2,838,429.60-4,257,644.40-1,942,634.40

Finding the Fourth Proportional to 2,838,429.60, 4,257,644.40 and 1,942,634.40

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Solution

The fourth proportional to 2,838,429.60, 4,257,644.40 and 1,942,634.40 is: 2,913,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,429.60 : 4,257,644.40 = 1,942,634.40 : x
  2. Step 2: Convert to fraction form
    2,838,429.60/4,257,644.40 = 1,942,634.40/x
  3. Step 3: Cross multiply
    2,838,429.60x = 4,257,644.40 × 1,942,634.40
  4. Step 4: Simplify right side
    2,838,429.60x = 8,271,046,474,407.36
  5. Step 5: Solve for x
    x = 8,271,046,474,407.36/2,838,429.60
  6. Step 6: Final answer
    x = 2,913,951.60

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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.