Home / 2,828,071.84-3,902,660.64-1,538,882.32

Finding the Fourth Proportional to 2,828,071.84, 3,902,660.64 and 1,538,882.32

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Solution

The fourth proportional to 2,828,071.84, 3,902,660.64 and 1,538,882.32 is: 2,123,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,071.84 : 3,902,660.64 = 1,538,882.32 : x
  2. Step 2: Convert to fraction form
    2,828,071.84/3,902,660.64 = 1,538,882.32/x
  3. Step 3: Cross multiply
    2,828,071.84x = 3,902,660.64 × 1,538,882.32
  4. Step 4: Simplify right side
    2,828,071.84x = 6,005,735,459,855.89
  5. Step 5: Solve for x
    x = 6,005,735,459,855.89/2,828,071.84
  6. Step 6: Final answer
    x = 2,123,614.89

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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.