Home / 2,056,970.20-3,087,204.90-921,479.80

Finding the Fourth Proportional to 2,056,970.20, 3,087,204.90 and 921,479.80

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Solution

The fourth proportional to 2,056,970.20, 3,087,204.90 and 921,479.80 is: 1,383,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,970.20 : 3,087,204.90 = 921,479.80 : x
  2. Step 2: Convert to fraction form
    2,056,970.20/3,087,204.90 = 921,479.80/x
  3. Step 3: Cross multiply
    2,056,970.20x = 3,087,204.90 × 921,479.80
  4. Step 4: Simplify right side
    2,056,970.20x = 2,844,796,953,811.02
  5. Step 5: Solve for x
    x = 2,844,796,953,811.02/2,056,970.20
  6. Step 6: Final answer
    x = 1,383,003.48

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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.