Home / 2,962,429.20-4,443,643.80-1,954,659.60

Finding the Fourth Proportional to 2,962,429.20, 4,443,643.80 and 1,954,659.60

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Solution

The fourth proportional to 2,962,429.20, 4,443,643.80 and 1,954,659.60 is: 2,931,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962,429.20 : 4,443,643.80 = 1,954,659.60 : x
  2. Step 2: Convert to fraction form
    2,962,429.20/4,443,643.80 = 1,954,659.60/x
  3. Step 3: Cross multiply
    2,962,429.20x = 4,443,643.80 × 1,954,659.60
  4. Step 4: Simplify right side
    2,962,429.20x = 8,685,811,012,650.48
  5. Step 5: Solve for x
    x = 8,685,811,012,650.48/2,962,429.20
  6. Step 6: Final answer
    x = 2,931,989.40

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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.