Home / 1,792,137.13-2,688,205.71-1,043,658.25

Finding the Fourth Proportional to 1,792,137.13, 2,688,205.71 and 1,043,658.25

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Solution

The fourth proportional to 1,792,137.13, 2,688,205.71 and 1,043,658.25 is: 1,565,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,137.13 : 2,688,205.71 = 1,043,658.25 : x
  2. Step 2: Convert to fraction form
    1,792,137.13/2,688,205.71 = 1,043,658.25/x
  3. Step 3: Cross multiply
    1,792,137.13x = 2,688,205.71 × 1,043,658.25
  4. Step 4: Simplify right side
    1,792,137.13x = 2,805,568,066,938.61
  5. Step 5: Solve for x
    x = 2,805,568,066,938.61/1,792,137.13
  6. Step 6: Final answer
    x = 1,565,487.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.