Home / 1,677,639.22-2,315,350.55-952,719.80

Finding the Fourth Proportional to 1,677,639.22, 2,315,350.55 and 952,719.80

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Solution

The fourth proportional to 1,677,639.22, 2,315,350.55 and 952,719.80 is: 1,314,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,639.22 : 2,315,350.55 = 952,719.80 : x
  2. Step 2: Convert to fraction form
    1,677,639.22/2,315,350.55 = 952,719.80/x
  3. Step 3: Cross multiply
    1,677,639.22x = 2,315,350.55 × 952,719.80
  4. Step 4: Simplify right side
    1,677,639.22x = 2,205,880,296,585.54
  5. Step 5: Solve for x
    x = 2,205,880,296,585.54/1,677,639.22
  6. Step 6: Final answer
    x = 1,314,871.68

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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.