Home / 1,192,000.67-1,644,981.44-648,140.12

Finding the Fourth Proportional to 1,192,000.67, 1,644,981.44 and 648,140.12

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Solution

The fourth proportional to 1,192,000.67, 1,644,981.44 and 648,140.12 is: 894,444.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,000.67 : 1,644,981.44 = 648,140.12 : x
  2. Step 2: Convert to fraction form
    1,192,000.67/1,644,981.44 = 648,140.12/x
  3. Step 3: Cross multiply
    1,192,000.67x = 1,644,981.44 × 648,140.12
  4. Step 4: Simplify right side
    1,192,000.67x = 1,066,178,456,453.77
  5. Step 5: Solve for x
    x = 1,066,178,456,453.77/1,192,000.67
  6. Step 6: Final answer
    x = 894,444.51

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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.