Home / 5,481,800.64-8,223,248.40-1,887,091.92

Finding the Fourth Proportional to 5,481,800.64, 8,223,248.40 and 1,887,091.92

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Solution

The fourth proportional to 5,481,800.64, 8,223,248.40 and 1,887,091.92 is: 2,830,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481,800.64 : 8,223,248.40 = 1,887,091.92 : x
  2. Step 2: Convert to fraction form
    5,481,800.64/8,223,248.40 = 1,887,091.92/x
  3. Step 3: Cross multiply
    5,481,800.64x = 8,223,248.40 × 1,887,091.92
  4. Step 4: Simplify right side
    5,481,800.64x = 15,518,025,611,792.93
  5. Step 5: Solve for x
    x = 15,518,025,611,792.93/5,481,800.64
  6. Step 6: Final answer
    x = 2,830,826.33

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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.