Home / 1,583,433-2,185,275.78-868,179.24

Finding the Fourth Proportional to 1,583,433, 2,185,275.78 and 868,179.24

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Solution

The fourth proportional to 1,583,433, 2,185,275.78 and 868,179.24 is: 1,198,163.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,433 : 2,185,275.78 = 868,179.24 : x
  2. Step 2: Convert to fraction form
    1,583,433/2,185,275.78 = 868,179.24/x
  3. Step 3: Cross multiply
    1,583,433x = 2,185,275.78 × 868,179.24
  4. Step 4: Simplify right side
    1,583,433x = 1,897,211,065,870.81
  5. Step 5: Solve for x
    x = 1,897,211,065,870.81/1,583,433
  6. Step 6: Final answer
    x = 1,198,163.15

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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.