Home / 3,472,545.20-5,208,817.80-2,912,673.20

Finding the Fourth Proportional to 3,472,545.20, 5,208,817.80 and 2,912,673.20

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Solution

The fourth proportional to 3,472,545.20, 5,208,817.80 and 2,912,673.20 is: 4,369,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472,545.20 : 5,208,817.80 = 2,912,673.20 : x
  2. Step 2: Convert to fraction form
    3,472,545.20/5,208,817.80 = 2,912,673.20/x
  3. Step 3: Cross multiply
    3,472,545.20x = 5,208,817.80 × 2,912,673.20
  4. Step 4: Simplify right side
    3,472,545.20x = 15,171,584,009,742.96
  5. Step 5: Solve for x
    x = 15,171,584,009,742.96/3,472,545.20
  6. Step 6: Final answer
    x = 4,369,009.80

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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.