Home / 1,586,045.25-2,188,707.81-860,894.37

Finding the Fourth Proportional to 1,586,045.25, 2,188,707.81 and 860,894.37

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Solution

The fourth proportional to 1,586,045.25, 2,188,707.81 and 860,894.37 is: 1,188,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,045.25 : 2,188,707.81 = 860,894.37 : x
  2. Step 2: Convert to fraction form
    1,586,045.25/2,188,707.81 = 860,894.37/x
  3. Step 3: Cross multiply
    1,586,045.25x = 2,188,707.81 × 860,894.37
  4. Step 4: Simplify right side
    1,586,045.25x = 1,884,246,226,899.56
  5. Step 5: Solve for x
    x = 1,884,246,226,899.56/1,586,045.25
  6. Step 6: Final answer
    x = 1,188,015.43

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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.