Home / 1,522,777.08-2,101,652.82-878,068.92

Finding the Fourth Proportional to 1,522,777.08, 2,101,652.82 and 878,068.92

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Solution

The fourth proportional to 1,522,777.08, 2,101,652.82 and 878,068.92 is: 1,211,862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,777.08 : 2,101,652.82 = 878,068.92 : x
  2. Step 2: Convert to fraction form
    1,522,777.08/2,101,652.82 = 878,068.92/x
  3. Step 3: Cross multiply
    1,522,777.08x = 2,101,652.82 × 878,068.92
  4. Step 4: Simplify right side
    1,522,777.08x = 1,845,396,021,872.35
  5. Step 5: Solve for x
    x = 1,845,396,021,872.35/1,522,777.08
  6. Step 6: Final answer
    x = 1,211,862.23

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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.