Home / 2,064,395.40-3,090,688.20-1,267,233.90

Finding the Fourth Proportional to 2,064,395.40, 3,090,688.20 and 1,267,233.90

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Solution

The fourth proportional to 2,064,395.40, 3,090,688.20 and 1,267,233.90 is: 1,897,226.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064,395.40 : 3,090,688.20 = 1,267,233.90 : x
  2. Step 2: Convert to fraction form
    2,064,395.40/3,090,688.20 = 1,267,233.90/x
  3. Step 3: Cross multiply
    2,064,395.40x = 3,090,688.20 × 1,267,233.90
  4. Step 4: Simplify right side
    2,064,395.40x = 3,916,624,861,369.98
  5. Step 5: Solve for x
    x = 3,916,624,861,369.98/2,064,395.40
  6. Step 6: Final answer
    x = 1,897,226.11

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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.