Home / 1,093,536.60-1,640,564.10-561,139.80

Finding the Fourth Proportional to 1,093,536.60, 1,640,564.10 and 561,139.80

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Solution

The fourth proportional to 1,093,536.60, 1,640,564.10 and 561,139.80 is: 841,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,536.60 : 1,640,564.10 = 561,139.80 : x
  2. Step 2: Convert to fraction form
    1,093,536.60/1,640,564.10 = 561,139.80/x
  3. Step 3: Cross multiply
    1,093,536.60x = 1,640,564.10 × 561,139.80
  4. Step 4: Simplify right side
    1,093,536.60x = 920,585,810,961.18
  5. Step 5: Solve for x
    x = 920,585,810,961.18/1,093,536.60
  6. Step 6: Final answer
    x = 841,842.71

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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.