Home / 866,825.72-1,196,138.04-586,853.40

Finding the Fourth Proportional to 866,825.72, 1,196,138.04 and 586,853.40

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Solution

The fourth proportional to 866,825.72, 1,196,138.04 and 586,853.40 is: 809,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,825.72 : 1,196,138.04 = 586,853.40 : x
  2. Step 2: Convert to fraction form
    866,825.72/1,196,138.04 = 586,853.40/x
  3. Step 3: Cross multiply
    866,825.72x = 1,196,138.04 × 586,853.40
  4. Step 4: Simplify right side
    866,825.72x = 701,957,677,928.15
  5. Step 5: Solve for x
    x = 701,957,677,928.15/866,825.72
  6. Step 6: Final answer
    x = 809,802.55

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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.