Home / 1,586,002.64-2,188,685.86-860,850.51

Finding the Fourth Proportional to 1,586,002.64, 2,188,685.86 and 860,850.51

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Solution

The fourth proportional to 1,586,002.64, 2,188,685.86 and 860,850.51 is: 1,187,974.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,002.64 : 2,188,685.86 = 860,850.51 : x
  2. Step 2: Convert to fraction form
    1,586,002.64/2,188,685.86 = 860,850.51/x
  3. Step 3: Cross multiply
    1,586,002.64x = 2,188,685.86 × 860,850.51
  4. Step 4: Simplify right side
    1,586,002.64x = 1,884,131,338,810.79
  5. Step 5: Solve for x
    x = 1,884,131,338,810.79/1,586,002.64
  6. Step 6: Final answer
    x = 1,187,974.91

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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.