Home / 1,215,759.61-1,677,956.61-706,757.23

Finding the Fourth Proportional to 1,215,759.61, 1,677,956.61 and 706,757.23

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Solution

The fourth proportional to 1,215,759.61, 1,677,956.61 and 706,757.23 is: 975,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,759.61 : 1,677,956.61 = 706,757.23 : x
  2. Step 2: Convert to fraction form
    1,215,759.61/1,677,956.61 = 706,757.23/x
  3. Step 3: Cross multiply
    1,215,759.61x = 1,677,956.61 × 706,757.23
  4. Step 4: Simplify right side
    1,215,759.61x = 1,185,907,965,743.79
  5. Step 5: Solve for x
    x = 1,185,907,965,743.79/1,215,759.61
  6. Step 6: Final answer
    x = 975,446.10

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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.