Home / 1,256,038.82-1,733,317.11-683,066.78

Finding the Fourth Proportional to 1,256,038.82, 1,733,317.11 and 683,066.78

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Solution

The fourth proportional to 1,256,038.82, 1,733,317.11 and 683,066.78 is: 942,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,038.82 : 1,733,317.11 = 683,066.78 : x
  2. Step 2: Convert to fraction form
    1,256,038.82/1,733,317.11 = 683,066.78/x
  3. Step 3: Cross multiply
    1,256,038.82x = 1,733,317.11 × 683,066.78
  4. Step 4: Simplify right side
    1,256,038.82x = 1,183,971,337,046.61
  5. Step 5: Solve for x
    x = 1,183,971,337,046.61/1,256,038.82
  6. Step 6: Final answer
    x = 942,623.20

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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.