Home / 3,619,348.92-5,429,018.81-923,674.21

Finding the Fourth Proportional to 3,619,348.92, 5,429,018.81 and 923,674.21

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Solution

The fourth proportional to 3,619,348.92, 5,429,018.81 and 923,674.21 is: 1,385,510.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,348.92 : 5,429,018.81 = 923,674.21 : x
  2. Step 2: Convert to fraction form
    3,619,348.92/5,429,018.81 = 923,674.21/x
  3. Step 3: Cross multiply
    3,619,348.92x = 5,429,018.81 × 923,674.21
  4. Step 4: Simplify right side
    3,619,348.92x = 5,014,644,649,138.53
  5. Step 5: Solve for x
    x = 5,014,644,649,138.53/3,619,348.92
  6. Step 6: Final answer
    x = 1,385,510.15

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1.5x scale

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.