Home / 2,631,612.88-3,631,423.08-1,485,806.32

Finding the Fourth Proportional to 2,631,612.88, 3,631,423.08 and 1,485,806.32

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Solution

The fourth proportional to 2,631,612.88, 3,631,423.08 and 1,485,806.32 is: 2,050,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,612.88 : 3,631,423.08 = 1,485,806.32 : x
  2. Step 2: Convert to fraction form
    2,631,612.88/3,631,423.08 = 1,485,806.32/x
  3. Step 3: Cross multiply
    2,631,612.88x = 3,631,423.08 × 1,485,806.32
  4. Step 4: Simplify right side
    2,631,612.88x = 5,395,591,362,857.87
  5. Step 5: Solve for x
    x = 5,395,591,362,857.87/2,631,612.88
  6. Step 6: Final answer
    x = 2,050,298.28

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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.