Home / 1,988,902.08-2,745,725.04-1,552,383.36

Finding the Fourth Proportional to 1,988,902.08, 2,745,725.04 and 1,552,383.36

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Solution

The fourth proportional to 1,988,902.08, 2,745,725.04 and 1,552,383.36 is: 2,143,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,902.08 : 2,745,725.04 = 1,552,383.36 : x
  2. Step 2: Convert to fraction form
    1,988,902.08/2,745,725.04 = 1,552,383.36/x
  3. Step 3: Cross multiply
    1,988,902.08x = 2,745,725.04 × 1,552,383.36
  4. Step 4: Simplify right side
    1,988,902.08x = 4,262,417,863,231.34
  5. Step 5: Solve for x
    x = 4,262,417,863,231.34/1,988,902.08
  6. Step 6: Final answer
    x = 2,143,100.91

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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.