Home / 3,806,675.28-5,252,727.60-2,175,188.40

Finding the Fourth Proportional to 3,806,675.28, 5,252,727.60 and 2,175,188.40

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Solution

The fourth proportional to 3,806,675.28, 5,252,727.60 and 2,175,188.40 is: 3,001,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806,675.28 : 5,252,727.60 = 2,175,188.40 : x
  2. Step 2: Convert to fraction form
    3,806,675.28/5,252,727.60 = 2,175,188.40/x
  3. Step 3: Cross multiply
    3,806,675.28x = 5,252,727.60 × 2,175,188.40
  4. Step 4: Simplify right side
    3,806,675.28x = 11,425,672,143,879.84
  5. Step 5: Solve for x
    x = 11,425,672,143,879.84/3,806,675.28
  6. Step 6: Final answer
    x = 3,001,483.26

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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.