Home / 1,585,996.34-2,188,677.15-860,844.21

Finding the Fourth Proportional to 1,585,996.34, 2,188,677.15 and 860,844.21

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Solution

The fourth proportional to 1,585,996.34, 2,188,677.15 and 860,844.21 is: 1,187,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,996.34 : 2,188,677.15 = 860,844.21 : x
  2. Step 2: Convert to fraction form
    1,585,996.34/2,188,677.15 = 860,844.21/x
  3. Step 3: Cross multiply
    1,585,996.34x = 2,188,677.15 × 860,844.21
  4. Step 4: Simplify right side
    1,585,996.34x = 1,884,110,052,136.80
  5. Step 5: Solve for x
    x = 1,884,110,052,136.80/1,585,996.34
  6. Step 6: Final answer
    x = 1,187,966.20

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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.