Home / 3,808,806.40-5,713,241.92-968,920.96

Finding the Fourth Proportional to 3,808,806.40, 5,713,241.92 and 968,920.96

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Solution

The fourth proportional to 3,808,806.40, 5,713,241.92 and 968,920.96 is: 1,453,389.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,806.40 : 5,713,241.92 = 968,920.96 : x
  2. Step 2: Convert to fraction form
    3,808,806.40/5,713,241.92 = 968,920.96/x
  3. Step 3: Cross multiply
    3,808,806.40x = 5,713,241.92 × 968,920.96
  4. Step 4: Simplify right side
    3,808,806.40x = 5,535,679,845,838.64
  5. Step 5: Solve for x
    x = 5,535,679,845,838.64/3,808,806.40
  6. Step 6: Final answer
    x = 1,453,389.66

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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.