Home / 1,410,376.61-1,946,265.12-765,782.03

Finding the Fourth Proportional to 1,410,376.61, 1,946,265.12 and 765,782.03

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Solution

The fourth proportional to 1,410,376.61, 1,946,265.12 and 765,782.03 is: 1,056,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,376.61 : 1,946,265.12 = 765,782.03 : x
  2. Step 2: Convert to fraction form
    1,410,376.61/1,946,265.12 = 765,782.03/x
  3. Step 3: Cross multiply
    1,410,376.61x = 1,946,265.12 × 765,782.03
  4. Step 4: Simplify right side
    1,410,376.61x = 1,490,414,844,780.47
  5. Step 5: Solve for x
    x = 1,490,414,844,780.47/1,410,376.61
  6. Step 6: Final answer
    x = 1,056,749.55

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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.