Home / 1,681,460.23-2,522,119.78-782,592.79

Finding the Fourth Proportional to 1,681,460.23, 2,522,119.78 and 782,592.79

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Solution

The fourth proportional to 1,681,460.23, 2,522,119.78 and 782,592.79 is: 1,173,856.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,460.23 : 2,522,119.78 = 782,592.79 : x
  2. Step 2: Convert to fraction form
    1,681,460.23/2,522,119.78 = 782,592.79/x
  3. Step 3: Cross multiply
    1,681,460.23x = 2,522,119.78 × 782,592.79
  4. Step 4: Simplify right side
    1,681,460.23x = 1,973,792,755,344.39
  5. Step 5: Solve for x
    x = 1,973,792,755,344.39/1,681,460.23
  6. Step 6: Final answer
    x = 1,173,856.34

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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.