Home / 1,017,188.74-1,403,738.25-558,346.23

Finding the Fourth Proportional to 1,017,188.74, 1,403,738.25 and 558,346.23

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Solution

The fourth proportional to 1,017,188.74, 1,403,738.25 and 558,346.23 is: 770,527.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,188.74 : 1,403,738.25 = 558,346.23 : x
  2. Step 2: Convert to fraction form
    1,017,188.74/1,403,738.25 = 558,346.23/x
  3. Step 3: Cross multiply
    1,017,188.74x = 1,403,738.25 × 558,346.23
  4. Step 4: Simplify right side
    1,017,188.74x = 783,771,954,919.18
  5. Step 5: Solve for x
    x = 783,771,954,919.18/1,017,188.74
  6. Step 6: Final answer
    x = 770,527.56

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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.