Home / 1,585,911.07-2,188,563.87-860,759.83

Finding the Fourth Proportional to 1,585,911.07, 2,188,563.87 and 860,759.83

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Solution

The fourth proportional to 1,585,911.07, 2,188,563.87 and 860,759.83 is: 1,187,852.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,911.07 : 2,188,563.87 = 860,759.83 : x
  2. Step 2: Convert to fraction form
    1,585,911.07/2,188,563.87 = 860,759.83/x
  3. Step 3: Cross multiply
    1,585,911.07x = 2,188,563.87 × 860,759.83
  4. Step 4: Simplify right side
    1,585,911.07x = 1,883,827,864,685.34
  5. Step 5: Solve for x
    x = 1,883,827,864,685.34/1,585,911.07
  6. Step 6: Final answer
    x = 1,187,852.14

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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.