Home / 1,085,707.10-1,627,783.05-454,295.90

Finding the Fourth Proportional to 1,085,707.10, 1,627,783.05 and 454,295.90

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Solution

The fourth proportional to 1,085,707.10, 1,627,783.05 and 454,295.90 is: 681,118.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,707.10 : 1,627,783.05 = 454,295.90 : x
  2. Step 2: Convert to fraction form
    1,085,707.10/1,627,783.05 = 454,295.90/x
  3. Step 3: Cross multiply
    1,085,707.10x = 1,627,783.05 × 454,295.90
  4. Step 4: Simplify right side
    1,085,707.10x = 739,495,165,704.50
  5. Step 5: Solve for x
    x = 739,495,165,704.50/1,085,707.10
  6. Step 6: Final answer
    x = 681,118.48

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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.