Home / 3,485,495.32-5,223,789.46-2,811,894.28

Finding the Fourth Proportional to 3,485,495.32, 5,223,789.46 and 2,811,894.28

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Solution

The fourth proportional to 3,485,495.32, 5,223,789.46 and 2,811,894.28 is: 4,214,248.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,495.32 : 5,223,789.46 = 2,811,894.28 : x
  2. Step 2: Convert to fraction form
    3,485,495.32/5,223,789.46 = 2,811,894.28/x
  3. Step 3: Cross multiply
    3,485,495.32x = 5,223,789.46 × 2,811,894.28
  4. Step 4: Simplify right side
    3,485,495.32x = 14,688,743,702,498.29
  5. Step 5: Solve for x
    x = 14,688,743,702,498.29/3,485,495.32
  6. Step 6: Final answer
    x = 4,214,248.58

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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.