Home / 1,264,191.13-1,896,288.51-516,237.13

Finding the Fourth Proportional to 1,264,191.13, 1,896,288.51 and 516,237.13

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Solution

The fourth proportional to 1,264,191.13, 1,896,288.51 and 516,237.13 is: 774,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,191.13 : 1,896,288.51 = 516,237.13 : x
  2. Step 2: Convert to fraction form
    1,264,191.13/1,896,288.51 = 516,237.13/x
  3. Step 3: Cross multiply
    1,264,191.13x = 1,896,288.51 × 516,237.13
  4. Step 4: Simplify right side
    1,264,191.13x = 978,934,528,572.93
  5. Step 5: Solve for x
    x = 978,934,528,572.93/1,264,191.13
  6. Step 6: Final answer
    x = 774,356.43

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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.