Home / 3,125,199.82-4,711,223.63-2,916,879.10

Finding the Fourth Proportional to 3,125,199.82, 4,711,223.63 and 2,916,879.10

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Solution

The fourth proportional to 3,125,199.82, 4,711,223.63 and 2,916,879.10 is: 4,397,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,199.82 : 4,711,223.63 = 2,916,879.10 : x
  2. Step 2: Convert to fraction form
    3,125,199.82/4,711,223.63 = 2,916,879.10/x
  3. Step 3: Cross multiply
    3,125,199.82x = 4,711,223.63 × 2,916,879.10
  4. Step 4: Simplify right side
    3,125,199.82x = 13,742,069,741,773.13
  5. Step 5: Solve for x
    x = 13,742,069,741,773.13/3,125,199.82
  6. Step 6: Final answer
    x = 4,397,181.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.