Home / 1,022,986.23-1,411,805.04-564,190.54

Finding the Fourth Proportional to 1,022,986.23, 1,411,805.04 and 564,190.54

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Solution

The fourth proportional to 1,022,986.23, 1,411,805.04 and 564,190.54 is: 778,629.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,986.23 : 1,411,805.04 = 564,190.54 : x
  2. Step 2: Convert to fraction form
    1,022,986.23/1,411,805.04 = 564,190.54/x
  3. Step 3: Cross multiply
    1,022,986.23x = 1,411,805.04 × 564,190.54
  4. Step 4: Simplify right side
    1,022,986.23x = 796,527,047,892.32
  5. Step 5: Solve for x
    x = 796,527,047,892.32/1,022,986.23
  6. Step 6: Final answer
    x = 778,629.30

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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.