Home / 1,585,979.46-2,188,593-860,811.57

Finding the Fourth Proportional to 1,585,979.46, 2,188,593 and 860,811.57

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Solution

The fourth proportional to 1,585,979.46, 2,188,593 and 860,811.57 is: 1,187,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,979.46 : 2,188,593 = 860,811.57 : x
  2. Step 2: Convert to fraction form
    1,585,979.46/2,188,593 = 860,811.57/x
  3. Step 3: Cross multiply
    1,585,979.46x = 2,188,593 × 860,811.57
  4. Step 4: Simplify right side
    1,585,979.46x = 1,883,966,176,421.01
  5. Step 5: Solve for x
    x = 1,883,966,176,421.01/1,585,979.46
  6. Step 6: Final answer
    x = 1,187,888.13

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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.