Home / 4,354,143.17-6,531,235.61-1,321,535.36

Finding the Fourth Proportional to 4,354,143.17, 6,531,235.61 and 1,321,535.36

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Solution

The fourth proportional to 4,354,143.17, 6,531,235.61 and 1,321,535.36 is: 1,982,309.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354,143.17 : 6,531,235.61 = 1,321,535.36 : x
  2. Step 2: Convert to fraction form
    4,354,143.17/6,531,235.61 = 1,321,535.36/x
  3. Step 3: Cross multiply
    4,354,143.17x = 6,531,235.61 × 1,321,535.36
  4. Step 4: Simplify right side
    4,354,143.17x = 8,631,258,796,498.49
  5. Step 5: Solve for x
    x = 8,631,258,796,498.49/4,354,143.17
  6. Step 6: Final answer
    x = 1,982,309.37

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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.