Home / 1,269,066.29-1,750,321.71-785,899.67

Finding the Fourth Proportional to 1,269,066.29, 1,750,321.71 and 785,899.67

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Solution

The fourth proportional to 1,269,066.29, 1,750,321.71 and 785,899.67 is: 1,083,928.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,066.29 : 1,750,321.71 = 785,899.67 : x
  2. Step 2: Convert to fraction form
    1,269,066.29/1,750,321.71 = 785,899.67/x
  3. Step 3: Cross multiply
    1,269,066.29x = 1,750,321.71 × 785,899.67
  4. Step 4: Simplify right side
    1,269,066.29x = 1,375,577,245,531.23
  5. Step 5: Solve for x
    x = 1,375,577,245,531.23/1,269,066.29
  6. Step 6: Final answer
    x = 1,083,928.60

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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.