Home / 3,809,359.30-5,257,107.21-2,090,465.86

Finding the Fourth Proportional to 3,809,359.30, 5,257,107.21 and 2,090,465.86

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Solution

The fourth proportional to 3,809,359.30, 5,257,107.21 and 2,090,465.86 is: 2,884,947.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,359.30 : 5,257,107.21 = 2,090,465.86 : x
  2. Step 2: Convert to fraction form
    3,809,359.30/5,257,107.21 = 2,090,465.86/x
  3. Step 3: Cross multiply
    3,809,359.30x = 5,257,107.21 × 2,090,465.86
  4. Step 4: Simplify right side
    3,809,359.30x = 10,989,803,144,864.85
  5. Step 5: Solve for x
    x = 10,989,803,144,864.85/3,809,359.30
  6. Step 6: Final answer
    x = 2,884,947.91

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1.5x scale

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.