Home / 1,029,622.79-1,544,443.29-422,744.87

Finding the Fourth Proportional to 1,029,622.79, 1,544,443.29 and 422,744.87

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Solution

The fourth proportional to 1,029,622.79, 1,544,443.29 and 422,744.87 is: 634,121.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,622.79 : 1,544,443.29 = 422,744.87 : x
  2. Step 2: Convert to fraction form
    1,029,622.79/1,544,443.29 = 422,744.87/x
  3. Step 3: Cross multiply
    1,029,622.79x = 1,544,443.29 × 422,744.87
  4. Step 4: Simplify right side
    1,029,622.79x = 652,905,470,131.21
  5. Step 5: Solve for x
    x = 652,905,470,131.21/1,029,622.79
  6. Step 6: Final answer
    x = 634,121.04

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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.