Home / 1,197,642.61-1,652,525.69-681,366.36

Finding the Fourth Proportional to 1,197,642.61, 1,652,525.69 and 681,366.36

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Solution

The fourth proportional to 1,197,642.61, 1,652,525.69 and 681,366.36 is: 940,159.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,642.61 : 1,652,525.69 = 681,366.36 : x
  2. Step 2: Convert to fraction form
    1,197,642.61/1,652,525.69 = 681,366.36/x
  3. Step 3: Cross multiply
    1,197,642.61x = 1,652,525.69 × 681,366.36
  4. Step 4: Simplify right side
    1,197,642.61x = 1,125,975,410,794.96
  5. Step 5: Solve for x
    x = 1,125,975,410,794.96/1,197,642.61
  6. Step 6: Final answer
    x = 940,159.78

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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.