Home / 4,078,190.56-6,116,890.56-1,238,327.68

Finding the Fourth Proportional to 4,078,190.56, 6,116,890.56 and 1,238,327.68

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Solution

The fourth proportional to 4,078,190.56, 6,116,890.56 and 1,238,327.68 is: 1,857,371.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,190.56 : 6,116,890.56 = 1,238,327.68 : x
  2. Step 2: Convert to fraction form
    4,078,190.56/6,116,890.56 = 1,238,327.68/x
  3. Step 3: Cross multiply
    4,078,190.56x = 6,116,890.56 × 1,238,327.68
  4. Step 4: Simplify right side
    4,078,190.56x = 7,574,714,895,978.70
  5. Step 5: Solve for x
    x = 7,574,714,895,978.70/4,078,190.56
  6. Step 6: Final answer
    x = 1,857,371.49

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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.