Home / 1,396,682.92-2,095,943.10-766,039.60

Finding the Fourth Proportional to 1,396,682.92, 2,095,943.10 and 766,039.60

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Solution

The fourth proportional to 1,396,682.92, 2,095,943.10 and 766,039.60 is: 1,149,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,682.92 : 2,095,943.10 = 766,039.60 : x
  2. Step 2: Convert to fraction form
    1,396,682.92/2,095,943.10 = 766,039.60/x
  3. Step 3: Cross multiply
    1,396,682.92x = 2,095,943.10 × 766,039.60
  4. Step 4: Simplify right side
    1,396,682.92x = 1,605,575,413,946.76
  5. Step 5: Solve for x
    x = 1,605,575,413,946.76/1,396,682.92
  6. Step 6: Final answer
    x = 1,149,563.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.