Home / 1,071,524.48-1,478,596.10-641,793.56

Finding the Fourth Proportional to 1,071,524.48, 1,478,596.10 and 641,793.56

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Solution

The fourth proportional to 1,071,524.48, 1,478,596.10 and 641,793.56 is: 885,610.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,524.48 : 1,478,596.10 = 641,793.56 : x
  2. Step 2: Convert to fraction form
    1,071,524.48/1,478,596.10 = 641,793.56/x
  3. Step 3: Cross multiply
    1,071,524.48x = 1,478,596.10 × 641,793.56
  4. Step 4: Simplify right side
    1,071,524.48x = 948,953,454,821.12
  5. Step 5: Solve for x
    x = 948,953,454,821.12/1,071,524.48
  6. Step 6: Final answer
    x = 885,610.62

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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.