Home / 1,019,622.45-1,407,115.10-560,772.51

Finding the Fourth Proportional to 1,019,622.45, 1,407,115.10 and 560,772.51

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Solution

The fourth proportional to 1,019,622.45, 1,407,115.10 and 560,772.51 is: 773,885.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,622.45 : 1,407,115.10 = 560,772.51 : x
  2. Step 2: Convert to fraction form
    1,019,622.45/1,407,115.10 = 560,772.51/x
  3. Step 3: Cross multiply
    1,019,622.45x = 1,407,115.10 × 560,772.51
  4. Step 4: Simplify right side
    1,019,622.45x = 789,071,463,682.04
  5. Step 5: Solve for x
    x = 789,071,463,682.04/1,019,622.45
  6. Step 6: Final answer
    x = 773,885.93

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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.