Home / 924,193.22-1,277,140.36-666,914.54

Finding the Fourth Proportional to 924,193.22, 1,277,140.36 and 666,914.54

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Solution

The fourth proportional to 924,193.22, 1,277,140.36 and 666,914.54 is: 921,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,193.22 : 1,277,140.36 = 666,914.54 : x
  2. Step 2: Convert to fraction form
    924,193.22/1,277,140.36 = 666,914.54/x
  3. Step 3: Cross multiply
    924,193.22x = 1,277,140.36 × 666,914.54
  4. Step 4: Simplify right side
    924,193.22x = 851,743,475,704.84
  5. Step 5: Solve for x
    x = 851,743,475,704.84/924,193.22
  6. Step 6: Final answer
    x = 921,607.58

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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.