Home / 1,210,790.52-1,669,937.22-751,645.80

Finding the Fourth Proportional to 1,210,790.52, 1,669,937.22 and 751,645.80

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Solution

The fourth proportional to 1,210,790.52, 1,669,937.22 and 751,645.80 is: 1,036,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,790.52 : 1,669,937.22 = 751,645.80 : x
  2. Step 2: Convert to fraction form
    1,210,790.52/1,669,937.22 = 751,645.80/x
  3. Step 3: Cross multiply
    1,210,790.52x = 1,669,937.22 × 751,645.80
  4. Step 4: Simplify right side
    1,210,790.52x = 1,255,201,297,676.68
  5. Step 5: Solve for x
    x = 1,255,201,297,676.68/1,210,790.52
  6. Step 6: Final answer
    x = 1,036,679.16

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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.