Home / 1,342,603.99-1,852,801.22-730,755.30

Finding the Fourth Proportional to 1,342,603.99, 1,852,801.22 and 730,755.30

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Solution

The fourth proportional to 1,342,603.99, 1,852,801.22 and 730,755.30 is: 1,008,446.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,603.99 : 1,852,801.22 = 730,755.30 : x
  2. Step 2: Convert to fraction form
    1,342,603.99/1,852,801.22 = 730,755.30/x
  3. Step 3: Cross multiply
    1,342,603.99x = 1,852,801.22 × 730,755.30
  4. Step 4: Simplify right side
    1,342,603.99x = 1,353,944,311,361.47
  5. Step 5: Solve for x
    x = 1,353,944,311,361.47/1,342,603.99
  6. Step 6: Final answer
    x = 1,008,446.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.