Home / 5,241,216.76-7,862,164.12-1,647,133.76

Finding the Fourth Proportional to 5,241,216.76, 7,862,164.12 and 1,647,133.76

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Solution

The fourth proportional to 5,241,216.76, 7,862,164.12 and 1,647,133.76 is: 2,470,807.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241,216.76 : 7,862,164.12 = 1,647,133.76 : x
  2. Step 2: Convert to fraction form
    5,241,216.76/7,862,164.12 = 1,647,133.76/x
  3. Step 3: Cross multiply
    5,241,216.76x = 7,862,164.12 × 1,647,133.76
  4. Step 4: Simplify right side
    5,241,216.76x = 12,950,035,948,712.69
  5. Step 5: Solve for x
    x = 12,950,035,948,712.69/5,241,216.76
  6. Step 6: Final answer
    x = 2,470,807.17

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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.