Home / 1,353,029.88-2,029,639.38-543,414.36

Finding the Fourth Proportional to 1,353,029.88, 2,029,639.38 and 543,414.36

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Solution

The fourth proportional to 1,353,029.88, 2,029,639.38 and 543,414.36 is: 815,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,029.88 : 2,029,639.38 = 543,414.36 : x
  2. Step 2: Convert to fraction form
    1,353,029.88/2,029,639.38 = 543,414.36/x
  3. Step 3: Cross multiply
    1,353,029.88x = 2,029,639.38 × 543,414.36
  4. Step 4: Simplify right side
    1,353,029.88x = 1,102,935,184,713.50
  5. Step 5: Solve for x
    x = 1,102,935,184,713.50/1,353,029.88
  6. Step 6: Final answer
    x = 815,159.52

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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.