Home / 1,254,153.45-1,730,736.69-681,203.19

Finding the Fourth Proportional to 1,254,153.45, 1,730,736.69 and 681,203.19

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Solution

The fourth proportional to 1,254,153.45, 1,730,736.69 and 681,203.19 is: 940,063.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,153.45 : 1,730,736.69 = 681,203.19 : x
  2. Step 2: Convert to fraction form
    1,254,153.45/1,730,736.69 = 681,203.19/x
  3. Step 3: Cross multiply
    1,254,153.45x = 1,730,736.69 × 681,203.19
  4. Step 4: Simplify right side
    1,254,153.45x = 1,178,983,354,278.04
  5. Step 5: Solve for x
    x = 1,178,983,354,278.04/1,254,153.45
  6. Step 6: Final answer
    x = 940,063.08

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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.