Home / 4,920,243.40-7,380,365.10-3,020,825.80

Finding the Fourth Proportional to 4,920,243.40, 7,380,365.10 and 3,020,825.80

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Solution

The fourth proportional to 4,920,243.40, 7,380,365.10 and 3,020,825.80 is: 4,531,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,243.40 : 7,380,365.10 = 3,020,825.80 : x
  2. Step 2: Convert to fraction form
    4,920,243.40/7,380,365.10 = 3,020,825.80/x
  3. Step 3: Cross multiply
    4,920,243.40x = 7,380,365.10 × 3,020,825.80
  4. Step 4: Simplify right side
    4,920,243.40x = 22,294,797,307,499.58
  5. Step 5: Solve for x
    x = 22,294,797,307,499.58/4,920,243.40
  6. Step 6: Final answer
    x = 4,531,238.70

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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.