Home / 4,202,890.80-6,304,336.20-2,768,000.10

Finding the Fourth Proportional to 4,202,890.80, 6,304,336.20 and 2,768,000.10

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Solution

The fourth proportional to 4,202,890.80, 6,304,336.20 and 2,768,000.10 is: 4,152,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202,890.80 : 6,304,336.20 = 2,768,000.10 : x
  2. Step 2: Convert to fraction form
    4,202,890.80/6,304,336.20 = 2,768,000.10/x
  3. Step 3: Cross multiply
    4,202,890.80x = 6,304,336.20 × 2,768,000.10
  4. Step 4: Simplify right side
    4,202,890.80x = 17,450,403,232,033.62
  5. Step 5: Solve for x
    x = 17,450,403,232,033.62/4,202,890.80
  6. Step 6: Final answer
    x = 4,152,000.15

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1.5x scale

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.