Home / 1,022,654.79-1,411,363.42-764,083.06

Finding the Fourth Proportional to 1,022,654.79, 1,411,363.42 and 764,083.06

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Solution

The fourth proportional to 1,022,654.79, 1,411,363.42 and 764,083.06 is: 1,054,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,654.79 : 1,411,363.42 = 764,083.06 : x
  2. Step 2: Convert to fraction form
    1,022,654.79/1,411,363.42 = 764,083.06/x
  3. Step 3: Cross multiply
    1,022,654.79x = 1,411,363.42 × 764,083.06
  4. Step 4: Simplify right side
    1,022,654.79x = 1,078,398,875,287.05
  5. Step 5: Solve for x
    x = 1,078,398,875,287.05/1,022,654.79
  6. Step 6: Final answer
    x = 1,054,509.19

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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.