Home / 3,808,807.40-5,713,243.42-968,921.96

Finding the Fourth Proportional to 3,808,807.40, 5,713,243.42 and 968,921.96

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Solution

The fourth proportional to 3,808,807.40, 5,713,243.42 and 968,921.96 is: 1,453,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,807.40 : 5,713,243.42 = 968,921.96 : x
  2. Step 2: Convert to fraction form
    3,808,807.40/5,713,243.42 = 968,921.96/x
  3. Step 3: Cross multiply
    3,808,807.40x = 5,713,243.42 × 968,921.96
  4. Step 4: Simplify right side
    3,808,807.40x = 5,535,687,012,463.50
  5. Step 5: Solve for x
    x = 5,535,687,012,463.50/3,808,807.40
  6. Step 6: Final answer
    x = 1,453,391.16

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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.