Home / 1,410,240.03-1,946,131.17-765,660.30

Finding the Fourth Proportional to 1,410,240.03, 1,946,131.17 and 765,660.30

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Solution

The fourth proportional to 1,410,240.03, 1,946,131.17 and 765,660.30 is: 1,056,611.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,240.03 : 1,946,131.17 = 765,660.30 : x
  2. Step 2: Convert to fraction form
    1,410,240.03/1,946,131.17 = 765,660.30/x
  3. Step 3: Cross multiply
    1,410,240.03x = 1,946,131.17 × 765,660.30
  4. Step 4: Simplify right side
    1,410,240.03x = 1,490,075,375,461.55
  5. Step 5: Solve for x
    x = 1,490,075,375,461.55/1,410,240.03
  6. Step 6: Final answer
    x = 1,056,611.18

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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.