Home / 1,378,613.22-2,064,376.89-844,515.02

Finding the Fourth Proportional to 1,378,613.22, 2,064,376.89 and 844,515.02

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Solution

The fourth proportional to 1,378,613.22, 2,064,376.89 and 844,515.02 is: 1,264,602.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,613.22 : 2,064,376.89 = 844,515.02 : x
  2. Step 2: Convert to fraction form
    1,378,613.22/2,064,376.89 = 844,515.02/x
  3. Step 3: Cross multiply
    1,378,613.22x = 2,064,376.89 × 844,515.02
  4. Step 4: Simplify right side
    1,378,613.22x = 1,743,397,287,496.23
  5. Step 5: Solve for x
    x = 1,743,397,287,496.23/1,378,613.22
  6. Step 6: Final answer
    x = 1,264,602.18

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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.