Home / 3,828,998.40-5,738,248.80-3,120,410.40

Finding the Fourth Proportional to 3,828,998.40, 5,738,248.80 and 3,120,410.40

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Solution

The fourth proportional to 3,828,998.40, 5,738,248.80 and 3,120,410.40 is: 4,676,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,998.40 : 5,738,248.80 = 3,120,410.40 : x
  2. Step 2: Convert to fraction form
    3,828,998.40/5,738,248.80 = 3,120,410.40/x
  3. Step 3: Cross multiply
    3,828,998.40x = 5,738,248.80 × 3,120,410.40
  4. Step 4: Simplify right side
    3,828,998.40x = 17,905,691,233,307.52
  5. Step 5: Solve for x
    x = 17,905,691,233,307.52/3,828,998.40
  6. Step 6: Final answer
    x = 4,676,338.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.