Home / 1,585,994.49-2,188,674.61-860,842.36

Finding the Fourth Proportional to 1,585,994.49, 2,188,674.61 and 860,842.36

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Solution

The fourth proportional to 1,585,994.49, 2,188,674.61 and 860,842.36 is: 1,187,963.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,994.49 : 2,188,674.61 = 860,842.36 : x
  2. Step 2: Convert to fraction form
    1,585,994.49/2,188,674.61 = 860,842.36/x
  3. Step 3: Cross multiply
    1,585,994.49x = 2,188,674.61 × 860,842.36
  4. Step 4: Simplify right side
    1,585,994.49x = 1,884,103,816,544.48
  5. Step 5: Solve for x
    x = 1,884,103,816,544.48/1,585,994.49
  6. Step 6: Final answer
    x = 1,187,963.66

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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.