Home / 1,021,142.67-1,409,165.01-562,247.70

Finding the Fourth Proportional to 1,021,142.67, 1,409,165.01 and 562,247.70

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Solution

The fourth proportional to 1,021,142.67, 1,409,165.01 and 562,247.70 is: 775,895.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,142.67 : 1,409,165.01 = 562,247.70 : x
  2. Step 2: Convert to fraction form
    1,021,142.67/1,409,165.01 = 562,247.70/x
  3. Step 3: Cross multiply
    1,021,142.67x = 1,409,165.01 × 562,247.70
  4. Step 4: Simplify right side
    1,021,142.67x = 792,299,785,792.98
  5. Step 5: Solve for x
    x = 792,299,785,792.98/1,021,142.67
  6. Step 6: Final answer
    x = 775,895.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.