Home / 1,037,581.26-1,431,618.36-629,674

Finding the Fourth Proportional to 1,037,581.26, 1,431,618.36 and 629,674

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Solution

The fourth proportional to 1,037,581.26, 1,431,618.36 and 629,674 is: 868,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,581.26 : 1,431,618.36 = 629,674 : x
  2. Step 2: Convert to fraction form
    1,037,581.26/1,431,618.36 = 629,674/x
  3. Step 3: Cross multiply
    1,037,581.26x = 1,431,618.36 × 629,674
  4. Step 4: Simplify right side
    1,037,581.26x = 901,452,859,214.64
  5. Step 5: Solve for x
    x = 901,452,859,214.64/1,037,581.26
  6. Step 6: Final answer
    x = 868,802.18

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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.