Home / 4,251,974.40-6,377,985.09-1,057,100.58

Finding the Fourth Proportional to 4,251,974.40, 6,377,985.09 and 1,057,100.58

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Solution

The fourth proportional to 4,251,974.40, 6,377,985.09 and 1,057,100.58 is: 1,585,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251,974.40 : 6,377,985.09 = 1,057,100.58 : x
  2. Step 2: Convert to fraction form
    4,251,974.40/6,377,985.09 = 1,057,100.58/x
  3. Step 3: Cross multiply
    4,251,974.40x = 6,377,985.09 × 1,057,100.58
  4. Step 4: Simplify right side
    4,251,974.40x = 6,742,171,737,870.35
  5. Step 5: Solve for x
    x = 6,742,171,737,870.35/4,251,974.40
  6. Step 6: Final answer
    x = 1,585,656.71

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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.