Home / 1,410,593.28-1,946,612.64-766,008.16

Finding the Fourth Proportional to 1,410,593.28, 1,946,612.64 and 766,008.16

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Solution

The fourth proportional to 1,410,593.28, 1,946,612.64 and 766,008.16 is: 1,057,087.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,593.28 : 1,946,612.64 = 766,008.16 : x
  2. Step 2: Convert to fraction form
    1,410,593.28/1,946,612.64 = 766,008.16/x
  3. Step 3: Cross multiply
    1,410,593.28x = 1,946,612.64 × 766,008.16
  4. Step 4: Simplify right side
    1,410,593.28x = 1,491,121,166,599.14
  5. Step 5: Solve for x
    x = 1,491,121,166,599.14/1,410,593.28
  6. Step 6: Final answer
    x = 1,057,087.96

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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.