Home / 3,140,021.20-4,333,308.84-1,763,474.80

Finding the Fourth Proportional to 3,140,021.20, 4,333,308.84 and 1,763,474.80

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Solution

The fourth proportional to 3,140,021.20, 4,333,308.84 and 1,763,474.80 is: 2,433,639.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,021.20 : 4,333,308.84 = 1,763,474.80 : x
  2. Step 2: Convert to fraction form
    3,140,021.20/4,333,308.84 = 1,763,474.80/x
  3. Step 3: Cross multiply
    3,140,021.20x = 4,333,308.84 × 1,763,474.80
  4. Step 4: Simplify right side
    3,140,021.20x = 7,641,680,939,957.23
  5. Step 5: Solve for x
    x = 7,641,680,939,957.23/3,140,021.20
  6. Step 6: Final answer
    x = 2,433,639.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.