Home / 1,972,697.76-2,958,991.92-533,520.72

Finding the Fourth Proportional to 1,972,697.76, 2,958,991.92 and 533,520.72

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Solution

The fourth proportional to 1,972,697.76, 2,958,991.92 and 533,520.72 is: 800,266.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,697.76 : 2,958,991.92 = 533,520.72 : x
  2. Step 2: Convert to fraction form
    1,972,697.76/2,958,991.92 = 533,520.72/x
  3. Step 3: Cross multiply
    1,972,697.76x = 2,958,991.92 × 533,520.72
  4. Step 4: Simplify right side
    1,972,697.76x = 1,578,683,499,632.58
  5. Step 5: Solve for x
    x = 1,578,683,499,632.58/1,972,697.76
  6. Step 6: Final answer
    x = 800,266.28

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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.