Home / 1,709,390.91-2,564,240.82-494,949.81

Finding the Fourth Proportional to 1,709,390.91, 2,564,240.82 and 494,949.81

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Solution

The fourth proportional to 1,709,390.91, 2,564,240.82 and 494,949.81 is: 742,469.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,390.91 : 2,564,240.82 = 494,949.81 : x
  2. Step 2: Convert to fraction form
    1,709,390.91/2,564,240.82 = 494,949.81/x
  3. Step 3: Cross multiply
    1,709,390.91x = 2,564,240.82 × 494,949.81
  4. Step 4: Simplify right side
    1,709,390.91x = 1,269,170,506,653.24
  5. Step 5: Solve for x
    x = 1,269,170,506,653.24/1,709,390.91
  6. Step 6: Final answer
    x = 742,469.44

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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.