Home / 3,418,591.37-4,719,108.69-2,130,068.39

Finding the Fourth Proportional to 3,418,591.37, 4,719,108.69 and 2,130,068.39

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Solution

The fourth proportional to 3,418,591.37, 4,719,108.69 and 2,130,068.39 is: 2,940,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,591.37 : 4,719,108.69 = 2,130,068.39 : x
  2. Step 2: Convert to fraction form
    3,418,591.37/4,719,108.69 = 2,130,068.39/x
  3. Step 3: Cross multiply
    3,418,591.37x = 4,719,108.69 × 2,130,068.39
  4. Step 4: Simplify right side
    3,418,591.37x = 10,052,024,225,947.77
  5. Step 5: Solve for x
    x = 10,052,024,225,947.77/3,418,591.37
  6. Step 6: Final answer
    x = 2,940,399.47

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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.