Home / 1,631,306.70-2,446,960.05-1,603,313.10

Finding the Fourth Proportional to 1,631,306.70, 2,446,960.05 and 1,603,313.10

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Solution

The fourth proportional to 1,631,306.70, 2,446,960.05 and 1,603,313.10 is: 2,404,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,306.70 : 2,446,960.05 = 1,603,313.10 : x
  2. Step 2: Convert to fraction form
    1,631,306.70/2,446,960.05 = 1,603,313.10/x
  3. Step 3: Cross multiply
    1,631,306.70x = 2,446,960.05 × 1,603,313.10
  4. Step 4: Simplify right side
    1,631,306.70x = 3,923,243,103,341.66
  5. Step 5: Solve for x
    x = 3,923,243,103,341.66/1,631,306.70
  6. Step 6: Final answer
    x = 2,404,969.65

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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.