Home / 1,681,589.48-2,522,313.66-782,722.12

Finding the Fourth Proportional to 1,681,589.48, 2,522,313.66 and 782,722.12

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Solution

The fourth proportional to 1,681,589.48, 2,522,313.66 and 782,722.12 is: 1,174,050.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,589.48 : 2,522,313.66 = 782,722.12 : x
  2. Step 2: Convert to fraction form
    1,681,589.48/2,522,313.66 = 782,722.12/x
  3. Step 3: Cross multiply
    1,681,589.48x = 2,522,313.66 × 782,722.12
  4. Step 4: Simplify right side
    1,681,589.48x = 1,974,270,695,260.16
  5. Step 5: Solve for x
    x = 1,974,270,695,260.16/1,681,589.48
  6. Step 6: Final answer
    x = 1,174,050.34

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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.