Home / 1,410,496.20-1,946,478.60-765,911.16

Finding the Fourth Proportional to 1,410,496.20, 1,946,478.60 and 765,911.16

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Solution

The fourth proportional to 1,410,496.20, 1,946,478.60 and 765,911.16 is: 1,056,954.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,496.20 : 1,946,478.60 = 765,911.16 : x
  2. Step 2: Convert to fraction form
    1,410,496.20/1,946,478.60 = 765,911.16/x
  3. Step 3: Cross multiply
    1,410,496.20x = 1,946,478.60 × 765,911.16
  4. Step 4: Simplify right side
    1,410,496.20x = 1,490,829,682,441.18
  5. Step 5: Solve for x
    x = 1,490,829,682,441.18/1,410,496.20
  6. Step 6: Final answer
    x = 1,056,954.06

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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.