Home / 1,195,689.64-1,650,040.87-659,145.64

Finding the Fourth Proportional to 1,195,689.64, 1,650,040.87 and 659,145.64

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Solution

The fourth proportional to 1,195,689.64, 1,650,040.87 and 659,145.64 is: 909,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,689.64 : 1,650,040.87 = 659,145.64 : x
  2. Step 2: Convert to fraction form
    1,195,689.64/1,650,040.87 = 659,145.64/x
  3. Step 3: Cross multiply
    1,195,689.64x = 1,650,040.87 × 659,145.64
  4. Step 4: Simplify right side
    1,195,689.64x = 1,087,617,245,282.31
  5. Step 5: Solve for x
    x = 1,087,617,245,282.31/1,195,689.64
  6. Step 6: Final answer
    x = 909,615.01

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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.