Home / 1,585,760.25-2,188,350.27-860,607.81

Finding the Fourth Proportional to 1,585,760.25, 2,188,350.27 and 860,607.81

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Solution

The fourth proportional to 1,585,760.25, 2,188,350.27 and 860,607.81 is: 1,187,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,760.25 : 2,188,350.27 = 860,607.81 : x
  2. Step 2: Convert to fraction form
    1,585,760.25/2,188,350.27 = 860,607.81/x
  3. Step 3: Cross multiply
    1,585,760.25x = 2,188,350.27 × 860,607.81
  4. Step 4: Simplify right side
    1,585,760.25x = 1,883,311,333,377.61
  5. Step 5: Solve for x
    x = 1,883,311,333,377.61/1,585,760.25
  6. Step 6: Final answer
    x = 1,187,639.39

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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.