Home / 2,056,424.85-3,085,267.85-920,143.49

Finding the Fourth Proportional to 2,056,424.85, 3,085,267.85 and 920,143.49

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Solution

The fourth proportional to 2,056,424.85, 3,085,267.85 and 920,143.49 is: 1,380,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,424.85 : 3,085,267.85 = 920,143.49 : x
  2. Step 2: Convert to fraction form
    2,056,424.85/3,085,267.85 = 920,143.49/x
  3. Step 3: Cross multiply
    2,056,424.85x = 3,085,267.85 × 920,143.49
  4. Step 4: Simplify right side
    2,056,424.85x = 2,838,889,107,056.74
  5. Step 5: Solve for x
    x = 2,838,889,107,056.74/2,056,424.85
  6. Step 6: Final answer
    x = 1,380,497.37

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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.