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Finding the Fourth Proportional to 5,825,216.40, 8,736,269.40 and 2,038,304.40

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Solution

The fourth proportional to 5,825,216.40, 8,736,269.40 and 2,038,304.40 is: 3,056,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825,216.40 : 8,736,269.40 = 2,038,304.40 : x
  2. Step 2: Convert to fraction form
    5,825,216.40/8,736,269.40 = 2,038,304.40/x
  3. Step 3: Cross multiply
    5,825,216.40x = 8,736,269.40 × 2,038,304.40
  4. Step 4: Simplify right side
    5,825,216.40x = 17,807,176,357,605.36
  5. Step 5: Solve for x
    x = 17,807,176,357,605.36/5,825,216.40
  6. Step 6: Final answer
    x = 3,056,912.42

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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.