Home / 1,569,355.20-2,354,054.67-447,424.20

Finding the Fourth Proportional to 1,569,355.20, 2,354,054.67 and 447,424.20

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Solution

The fourth proportional to 1,569,355.20, 2,354,054.67 and 447,424.20 is: 671,142.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,355.20 : 2,354,054.67 = 447,424.20 : x
  2. Step 2: Convert to fraction form
    1,569,355.20/2,354,054.67 = 447,424.20/x
  3. Step 3: Cross multiply
    1,569,355.20x = 2,354,054.67 × 447,424.20
  4. Step 4: Simplify right side
    1,569,355.20x = 1,053,261,027,481.01
  5. Step 5: Solve for x
    x = 1,053,261,027,481.01/1,569,355.20
  6. Step 6: Final answer
    x = 671,142.54

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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.