Home / 1,680,137.06-2,318,726.92-955,212.16

Finding the Fourth Proportional to 1,680,137.06, 2,318,726.92 and 955,212.16

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Solution

The fourth proportional to 1,680,137.06, 2,318,726.92 and 955,212.16 is: 1,318,271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,137.06 : 2,318,726.92 = 955,212.16 : x
  2. Step 2: Convert to fraction form
    1,680,137.06/2,318,726.92 = 955,212.16/x
  3. Step 3: Cross multiply
    1,680,137.06x = 2,318,726.92 × 955,212.16
  4. Step 4: Simplify right side
    1,680,137.06x = 2,214,876,149,703.35
  5. Step 5: Solve for x
    x = 2,214,876,149,703.35/1,680,137.06
  6. Step 6: Final answer
    x = 1,318,271.11

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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.