Home / 2,959,940.80-4,439,911.20-2,152,937.80

Finding the Fourth Proportional to 2,959,940.80, 4,439,911.20 and 2,152,937.80

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Solution

The fourth proportional to 2,959,940.80, 4,439,911.20 and 2,152,937.80 is: 3,229,406.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959,940.80 : 4,439,911.20 = 2,152,937.80 : x
  2. Step 2: Convert to fraction form
    2,959,940.80/4,439,911.20 = 2,152,937.80/x
  3. Step 3: Cross multiply
    2,959,940.80x = 4,439,911.20 × 2,152,937.80
  4. Step 4: Simplify right side
    2,959,940.80x = 9,558,852,651,123.36
  5. Step 5: Solve for x
    x = 9,558,852,651,123.36/2,959,940.80
  6. Step 6: Final answer
    x = 3,229,406.70

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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.