Home / 3,579,762.91-4,940,085.60-1,948,189.83

Finding the Fourth Proportional to 3,579,762.91, 4,940,085.60 and 1,948,189.83

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Solution

The fourth proportional to 3,579,762.91, 4,940,085.60 and 1,948,189.83 is: 2,688,508.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,762.91 : 4,940,085.60 = 1,948,189.83 : x
  2. Step 2: Convert to fraction form
    3,579,762.91/4,940,085.60 = 1,948,189.83/x
  3. Step 3: Cross multiply
    3,579,762.91x = 4,940,085.60 × 1,948,189.83
  4. Step 4: Simplify right side
    3,579,762.91x = 9,624,224,525,249.45
  5. Step 5: Solve for x
    x = 9,624,224,525,249.45/3,579,762.91
  6. Step 6: Final answer
    x = 2,688,508.92

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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.