Home / 2,238,308.40-3,357,462.60-2,105,448.15

Finding the Fourth Proportional to 2,238,308.40, 3,357,462.60 and 2,105,448.15

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Solution

The fourth proportional to 2,238,308.40, 3,357,462.60 and 2,105,448.15 is: 3,158,172.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,308.40 : 3,357,462.60 = 2,105,448.15 : x
  2. Step 2: Convert to fraction form
    2,238,308.40/3,357,462.60 = 2,105,448.15/x
  3. Step 3: Cross multiply
    2,238,308.40x = 3,357,462.60 × 2,105,448.15
  4. Step 4: Simplify right side
    2,238,308.40x = 7,068,963,419,864.19
  5. Step 5: Solve for x
    x = 7,068,963,419,864.19/2,238,308.40
  6. Step 6: Final answer
    x = 3,158,172.23

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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.