Home / 3,181,650.03-4,390,705.04-2,940,555.15

Finding the Fourth Proportional to 3,181,650.03, 4,390,705.04 and 2,940,555.15

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Solution

The fourth proportional to 3,181,650.03, 4,390,705.04 and 2,940,555.15 is: 4,057,991.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,650.03 : 4,390,705.04 = 2,940,555.15 : x
  2. Step 2: Convert to fraction form
    3,181,650.03/4,390,705.04 = 2,940,555.15/x
  3. Step 3: Cross multiply
    3,181,650.03x = 4,390,705.04 × 2,940,555.15
  4. Step 4: Simplify right side
    3,181,650.03x = 12,911,110,302,800.18
  5. Step 5: Solve for x
    x = 12,911,110,302,800.18/3,181,650.03
  6. Step 6: Final answer
    x = 4,057,991.98

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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.