Home / 1,585,963.55-2,188,624.23-860,811.23

Finding the Fourth Proportional to 1,585,963.55, 2,188,624.23 and 860,811.23

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Solution

The fourth proportional to 1,585,963.55, 2,188,624.23 and 860,811.23 is: 1,187,916.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,963.55 : 2,188,624.23 = 860,811.23 : x
  2. Step 2: Convert to fraction form
    1,585,963.55/2,188,624.23 = 860,811.23/x
  3. Step 3: Cross multiply
    1,585,963.55x = 2,188,624.23 × 860,811.23
  4. Step 4: Simplify right side
    1,585,963.55x = 1,883,992,315,434.10
  5. Step 5: Solve for x
    x = 1,883,992,315,434.10/1,585,963.55
  6. Step 6: Final answer
    x = 1,187,916.53

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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.