Home / 1,231,916.04-1,700,057.16-722,626.92

Finding the Fourth Proportional to 1,231,916.04, 1,700,057.16 and 722,626.92

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Solution

The fourth proportional to 1,231,916.04, 1,700,057.16 and 722,626.92 is: 997,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,916.04 : 1,700,057.16 = 722,626.92 : x
  2. Step 2: Convert to fraction form
    1,231,916.04/1,700,057.16 = 722,626.92/x
  3. Step 3: Cross multiply
    1,231,916.04x = 1,700,057.16 × 722,626.92
  4. Step 4: Simplify right side
    1,231,916.04x = 1,228,507,069,354.75
  5. Step 5: Solve for x
    x = 1,228,507,069,354.75/1,231,916.04
  6. Step 6: Final answer
    x = 997,232.79

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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.