Home / 3,350,489.40-5,020,193.70-1,928,064.60

Finding the Fourth Proportional to 3,350,489.40, 5,020,193.70 and 1,928,064.60

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Solution

The fourth proportional to 3,350,489.40, 5,020,193.70 and 1,928,064.60 is: 2,888,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350,489.40 : 5,020,193.70 = 1,928,064.60 : x
  2. Step 2: Convert to fraction form
    3,350,489.40/5,020,193.70 = 1,928,064.60/x
  3. Step 3: Cross multiply
    3,350,489.40x = 5,020,193.70 × 1,928,064.60
  4. Step 4: Simplify right side
    3,350,489.40x = 9,679,257,758,113.02
  5. Step 5: Solve for x
    x = 9,679,257,758,113.02/3,350,489.40
  6. Step 6: Final answer
    x = 2,888,908.63

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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.