Home / 1,500,670.08-2,251,240.56-489,558.69

Finding the Fourth Proportional to 1,500,670.08, 2,251,240.56 and 489,558.69

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Solution

The fourth proportional to 1,500,670.08, 2,251,240.56 and 489,558.69 is: 734,414.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,670.08 : 2,251,240.56 = 489,558.69 : x
  2. Step 2: Convert to fraction form
    1,500,670.08/2,251,240.56 = 489,558.69/x
  3. Step 3: Cross multiply
    1,500,670.08x = 2,251,240.56 × 489,558.69
  4. Step 4: Simplify right side
    1,500,670.08x = 1,102,114,379,428.47
  5. Step 5: Solve for x
    x = 1,102,114,379,428.47/1,500,670.08
  6. Step 6: Final answer
    x = 734,414.84

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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.