Home / 1,274,720.98-1,759,217.80-730,907.37

Finding the Fourth Proportional to 1,274,720.98, 1,759,217.80 and 730,907.37

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Solution

The fourth proportional to 1,274,720.98, 1,759,217.80 and 730,907.37 is: 1,008,711.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,720.98 : 1,759,217.80 = 730,907.37 : x
  2. Step 2: Convert to fraction form
    1,274,720.98/1,759,217.80 = 730,907.37/x
  3. Step 3: Cross multiply
    1,274,720.98x = 1,759,217.80 × 730,907.37
  4. Step 4: Simplify right side
    1,274,720.98x = 1,285,825,255,455.19
  5. Step 5: Solve for x
    x = 1,285,825,255,455.19/1,274,720.98
  6. Step 6: Final answer
    x = 1,008,711.14

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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.