Home / 3,927,712.60-5,420,158.41-2,273,929.46

Finding the Fourth Proportional to 3,927,712.60, 5,420,158.41 and 2,273,929.46

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Solution

The fourth proportional to 3,927,712.60, 5,420,158.41 and 2,273,929.46 is: 3,137,973.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,712.60 : 5,420,158.41 = 2,273,929.46 : x
  2. Step 2: Convert to fraction form
    3,927,712.60/5,420,158.41 = 2,273,929.46/x
  3. Step 3: Cross multiply
    3,927,712.60x = 5,420,158.41 × 2,273,929.46
  4. Step 4: Simplify right side
    3,927,712.60x = 12,325,057,886,365.76
  5. Step 5: Solve for x
    x = 12,325,057,886,365.76/3,927,712.60
  6. Step 6: Final answer
    x = 3,137,973.46

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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.