Home / 1,681,679.56-2,521,297.34-670,498.24

Finding the Fourth Proportional to 1,681,679.56, 2,521,297.34 and 670,498.24

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Solution

The fourth proportional to 1,681,679.56, 2,521,297.34 and 670,498.24 is: 1,005,260.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,679.56 : 2,521,297.34 = 670,498.24 : x
  2. Step 2: Convert to fraction form
    1,681,679.56/2,521,297.34 = 670,498.24/x
  3. Step 3: Cross multiply
    1,681,679.56x = 2,521,297.34 × 670,498.24
  4. Step 4: Simplify right side
    1,681,679.56x = 1,690,525,428,986.68
  5. Step 5: Solve for x
    x = 1,690,525,428,986.68/1,681,679.56
  6. Step 6: Final answer
    x = 1,005,260.14

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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.