Home / 1,410,372.13-1,946,258.96-765,777.57

Finding the Fourth Proportional to 1,410,372.13, 1,946,258.96 and 765,777.57

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Solution

The fourth proportional to 1,410,372.13, 1,946,258.96 and 765,777.57 is: 1,056,743.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,372.13 : 1,946,258.96 = 765,777.57 : x
  2. Step 2: Convert to fraction form
    1,410,372.13/1,946,258.96 = 765,777.57/x
  3. Step 3: Cross multiply
    1,410,372.13x = 1,946,258.96 × 765,777.57
  4. Step 4: Simplify right side
    1,410,372.13x = 1,490,401,457,787.27
  5. Step 5: Solve for x
    x = 1,490,401,457,787.27/1,410,372.13
  6. Step 6: Final answer
    x = 1,056,743.42

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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.