Home / 2,912,496.48-4,017,368.88-1,932,414.30

Finding the Fourth Proportional to 2,912,496.48, 4,017,368.88 and 1,932,414.30

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Solution

The fourth proportional to 2,912,496.48, 4,017,368.88 and 1,932,414.30 is: 2,665,486.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,496.48 : 4,017,368.88 = 1,932,414.30 : x
  2. Step 2: Convert to fraction form
    2,912,496.48/4,017,368.88 = 1,932,414.30/x
  3. Step 3: Cross multiply
    2,912,496.48x = 4,017,368.88 × 1,932,414.30
  4. Step 4: Simplify right side
    2,912,496.48x = 7,763,221,072,086.99
  5. Step 5: Solve for x
    x = 7,763,221,072,086.99/2,912,496.48
  6. Step 6: Final answer
    x = 2,665,486.85

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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.