Home / 2,915,287.50-4,022,844.57-1,882,840.35

Finding the Fourth Proportional to 2,915,287.50, 4,022,844.57 and 1,882,840.35

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Solution

The fourth proportional to 2,915,287.50, 4,022,844.57 and 1,882,840.35 is: 2,598,156.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,287.50 : 4,022,844.57 = 1,882,840.35 : x
  2. Step 2: Convert to fraction form
    2,915,287.50/4,022,844.57 = 1,882,840.35/x
  3. Step 3: Cross multiply
    2,915,287.50x = 4,022,844.57 × 1,882,840.35
  4. Step 4: Simplify right side
    2,915,287.50x = 7,574,374,078,174.40
  5. Step 5: Solve for x
    x = 7,574,374,078,174.40/2,915,287.50
  6. Step 6: Final answer
    x = 2,598,156.81

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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.