Home / 2,315,939.84-3,479,249.28-2,220,281.60

Finding the Fourth Proportional to 2,315,939.84, 3,479,249.28 and 2,220,281.60

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Solution

The fourth proportional to 2,315,939.84, 3,479,249.28 and 2,220,281.60 is: 3,335,541.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,939.84 : 3,479,249.28 = 2,220,281.60 : x
  2. Step 2: Convert to fraction form
    2,315,939.84/3,479,249.28 = 2,220,281.60/x
  3. Step 3: Cross multiply
    2,315,939.84x = 3,479,249.28 × 2,220,281.60
  4. Step 4: Simplify right side
    2,315,939.84x = 7,724,913,158,197.25
  5. Step 5: Solve for x
    x = 7,724,913,158,197.25/2,315,939.84
  6. Step 6: Final answer
    x = 3,335,541.37

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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.