Home / 3,226,474.40-4,838,545.20-1,628,506.40

Finding the Fourth Proportional to 3,226,474.40, 4,838,545.20 and 1,628,506.40

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Solution

The fourth proportional to 3,226,474.40, 4,838,545.20 and 1,628,506.40 is: 2,442,170.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226,474.40 : 4,838,545.20 = 1,628,506.40 : x
  2. Step 2: Convert to fraction form
    3,226,474.40/4,838,545.20 = 1,628,506.40/x
  3. Step 3: Cross multiply
    3,226,474.40x = 4,838,545.20 × 1,628,506.40
  4. Step 4: Simplify right side
    3,226,474.40x = 7,879,601,824,889.28
  5. Step 5: Solve for x
    x = 7,879,601,824,889.28/3,226,474.40
  6. Step 6: Final answer
    x = 2,442,170.88

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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.