Home / 3,485,998.30-5,215,000.65-3,017,883.10

Finding the Fourth Proportional to 3,485,998.30, 5,215,000.65 and 3,017,883.10

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Solution

The fourth proportional to 3,485,998.30, 5,215,000.65 and 3,017,883.10 is: 4,514,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,998.30 : 5,215,000.65 = 3,017,883.10 : x
  2. Step 2: Convert to fraction form
    3,485,998.30/5,215,000.65 = 3,017,883.10/x
  3. Step 3: Cross multiply
    3,485,998.30x = 5,215,000.65 × 3,017,883.10
  4. Step 4: Simplify right side
    3,485,998.30x = 15,738,262,328,124.02
  5. Step 5: Solve for x
    x = 15,738,262,328,124.02/3,485,998.30
  6. Step 6: Final answer
    x = 4,514,707.40

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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.