Home / 1,085,116.60-1,626,522.90-523,785.40

Finding the Fourth Proportional to 1,085,116.60, 1,626,522.90 and 523,785.40

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Solution

The fourth proportional to 1,085,116.60, 1,626,522.90 and 523,785.40 is: 785,122.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,116.60 : 1,626,522.90 = 523,785.40 : x
  2. Step 2: Convert to fraction form
    1,085,116.60/1,626,522.90 = 523,785.40/x
  3. Step 3: Cross multiply
    1,085,116.60x = 1,626,522.90 × 523,785.40
  4. Step 4: Simplify right side
    1,085,116.60x = 851,948,947,785.66
  5. Step 5: Solve for x
    x = 851,948,947,785.66/1,085,116.60
  6. Step 6: Final answer
    x = 785,122.03

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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.