Home / 1,810,131.63-2,715,161.82-730,615.51

Finding the Fourth Proportional to 1,810,131.63, 2,715,161.82 and 730,615.51

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Solution

The fourth proportional to 1,810,131.63, 2,715,161.82 and 730,615.51 is: 1,095,908.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,131.63 : 2,715,161.82 = 730,615.51 : x
  2. Step 2: Convert to fraction form
    1,810,131.63/2,715,161.82 = 730,615.51/x
  3. Step 3: Cross multiply
    1,810,131.63x = 2,715,161.82 × 730,615.51
  4. Step 4: Simplify right side
    1,810,131.63x = 1,983,739,338,505.97
  5. Step 5: Solve for x
    x = 1,983,739,338,505.97/1,810,131.63
  6. Step 6: Final answer
    x = 1,095,908.89

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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.