Home / 1,408,148.48-2,112,311.87-543,995.52

Finding the Fourth Proportional to 1,408,148.48, 2,112,311.87 and 543,995.52

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Solution

The fourth proportional to 1,408,148.48, 2,112,311.87 and 543,995.52 is: 816,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,148.48 : 2,112,311.87 = 543,995.52 : x
  2. Step 2: Convert to fraction form
    1,408,148.48/2,112,311.87 = 543,995.52/x
  3. Step 3: Cross multiply
    1,408,148.48x = 2,112,311.87 × 543,995.52
  4. Step 4: Simplify right side
    1,408,148.48x = 1,149,088,191,402.85
  5. Step 5: Solve for x
    x = 1,149,088,191,402.85/1,408,148.48
  6. Step 6: Final answer
    x = 816,027.72

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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.