Home / 1,585,880.22-2,188,516.83-860,727.93

Finding the Fourth Proportional to 1,585,880.22, 2,188,516.83 and 860,727.93

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Solution

The fourth proportional to 1,585,880.22, 2,188,516.83 and 860,727.93 is: 1,187,805.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,880.22 : 2,188,516.83 = 860,727.93 : x
  2. Step 2: Convert to fraction form
    1,585,880.22/2,188,516.83 = 860,727.93/x
  3. Step 3: Cross multiply
    1,585,880.22x = 2,188,516.83 × 860,727.93
  4. Step 4: Simplify right side
    1,585,880.22x = 1,883,717,560,856.06
  5. Step 5: Solve for x
    x = 1,883,717,560,856.06/1,585,880.22
  6. Step 6: Final answer
    x = 1,187,805.70

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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.