Home / 3,142,623.45-4,333,015.58-2,445,107.07

Finding the Fourth Proportional to 3,142,623.45, 4,333,015.58 and 2,445,107.07

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Solution

The fourth proportional to 3,142,623.45, 4,333,015.58 and 2,445,107.07 is: 3,371,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,623.45 : 4,333,015.58 = 2,445,107.07 : x
  2. Step 2: Convert to fraction form
    3,142,623.45/4,333,015.58 = 2,445,107.07/x
  3. Step 3: Cross multiply
    3,142,623.45x = 4,333,015.58 × 2,445,107.07
  4. Step 4: Simplify right side
    3,142,623.45x = 10,594,687,016,852.62
  5. Step 5: Solve for x
    x = 10,594,687,016,852.62/3,142,623.45
  6. Step 6: Final answer
    x = 3,371,287.46

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Double scale
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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.