Home / 1,051,974.20-1,577,961.30-730,047.80

Finding the Fourth Proportional to 1,051,974.20, 1,577,961.30 and 730,047.80

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Solution

The fourth proportional to 1,051,974.20, 1,577,961.30 and 730,047.80 is: 1,095,071.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,974.20 : 1,577,961.30 = 730,047.80 : x
  2. Step 2: Convert to fraction form
    1,051,974.20/1,577,961.30 = 730,047.80/x
  3. Step 3: Cross multiply
    1,051,974.20x = 1,577,961.30 × 730,047.80
  4. Step 4: Simplify right side
    1,051,974.20x = 1,151,987,175,550.14
  5. Step 5: Solve for x
    x = 1,151,987,175,550.14/1,051,974.20
  6. Step 6: Final answer
    x = 1,095,071.70

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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.