Home / 3,608,373.12-4,979,554.49-2,158,068.33

Finding the Fourth Proportional to 3,608,373.12, 4,979,554.49 and 2,158,068.33

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Solution

The fourth proportional to 3,608,373.12, 4,979,554.49 and 2,158,068.33 is: 2,978,134.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,373.12 : 4,979,554.49 = 2,158,068.33 : x
  2. Step 2: Convert to fraction form
    3,608,373.12/4,979,554.49 = 2,158,068.33/x
  3. Step 3: Cross multiply
    3,608,373.12x = 4,979,554.49 × 2,158,068.33
  4. Step 4: Simplify right side
    3,608,373.12x = 10,746,218,831,587.96
  5. Step 5: Solve for x
    x = 10,746,218,831,587.96/3,608,373.12
  6. Step 6: Final answer
    x = 2,978,134.04

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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.