Home / 1,493,269.70-2,239,904.55-547,319.30

Finding the Fourth Proportional to 1,493,269.70, 2,239,904.55 and 547,319.30

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Solution

The fourth proportional to 1,493,269.70, 2,239,904.55 and 547,319.30 is: 820,978.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,269.70 : 2,239,904.55 = 547,319.30 : x
  2. Step 2: Convert to fraction form
    1,493,269.70/2,239,904.55 = 547,319.30/x
  3. Step 3: Cross multiply
    1,493,269.70x = 2,239,904.55 × 547,319.30
  4. Step 4: Simplify right side
    1,493,269.70x = 1,225,942,990,372.82
  5. Step 5: Solve for x
    x = 1,225,942,990,372.82/1,493,269.70
  6. Step 6: Final answer
    x = 820,978.95

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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.