Home / 3,162,813.48-4,361,420.30-2,705,442.12

Finding the Fourth Proportional to 3,162,813.48, 4,361,420.30 and 2,705,442.12

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Solution

The fourth proportional to 3,162,813.48, 4,361,420.30 and 2,705,442.12 is: 3,730,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,813.48 : 4,361,420.30 = 2,705,442.12 : x
  2. Step 2: Convert to fraction form
    3,162,813.48/4,361,420.30 = 2,705,442.12/x
  3. Step 3: Cross multiply
    3,162,813.48x = 4,361,420.30 × 2,705,442.12
  4. Step 4: Simplify right side
    3,162,813.48x = 11,799,570,169,115.83
  5. Step 5: Solve for x
    x = 11,799,570,169,115.83/3,162,813.48
  6. Step 6: Final answer
    x = 3,730,719.58

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1.5x scale

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.