Home / 1,585,897.27-2,188,540.28-860,744.90

Finding the Fourth Proportional to 1,585,897.27, 2,188,540.28 and 860,744.90

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Solution

The fourth proportional to 1,585,897.27, 2,188,540.28 and 860,744.90 is: 1,187,829.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,897.27 : 2,188,540.28 = 860,744.90 : x
  2. Step 2: Convert to fraction form
    1,585,897.27/2,188,540.28 = 860,744.90/x
  3. Step 3: Cross multiply
    1,585,897.27x = 2,188,540.28 × 860,744.90
  4. Step 4: Simplify right side
    1,585,897.27x = 1,883,774,884,454.57
  5. Step 5: Solve for x
    x = 1,883,774,884,454.57/1,585,897.27
  6. Step 6: Final answer
    x = 1,187,829.07

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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.