Home / 1,631,307.70-2,446,961.55-1,603,314.10

Finding the Fourth Proportional to 1,631,307.70, 2,446,961.55 and 1,603,314.10

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Solution

The fourth proportional to 1,631,307.70, 2,446,961.55 and 1,603,314.10 is: 2,404,971.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,307.70 : 2,446,961.55 = 1,603,314.10 : x
  2. Step 2: Convert to fraction form
    1,631,307.70/2,446,961.55 = 1,603,314.10/x
  3. Step 3: Cross multiply
    1,631,307.70x = 2,446,961.55 × 1,603,314.10
  4. Step 4: Simplify right side
    1,631,307.70x = 3,923,247,955,272.86
  5. Step 5: Solve for x
    x = 3,923,247,955,272.86/1,631,307.70
  6. Step 6: Final answer
    x = 2,404,971.15

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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.