Home / 2,056,968.20-3,087,201.90-921,477.80

Finding the Fourth Proportional to 2,056,968.20, 3,087,201.90 and 921,477.80

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Solution

The fourth proportional to 2,056,968.20, 3,087,201.90 and 921,477.80 is: 1,383,000.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,968.20 : 3,087,201.90 = 921,477.80 : x
  2. Step 2: Convert to fraction form
    2,056,968.20/3,087,201.90 = 921,477.80/x
  3. Step 3: Cross multiply
    2,056,968.20x = 3,087,201.90 × 921,477.80
  4. Step 4: Simplify right side
    2,056,968.20x = 2,844,788,014,967.82
  5. Step 5: Solve for x
    x = 2,844,788,014,967.82/2,056,968.20
  6. Step 6: Final answer
    x = 1,383,000.48

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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.