Home / 1,416,183.03-1,954,307.79-771,607.89

Finding the Fourth Proportional to 1,416,183.03, 1,954,307.79 and 771,607.89

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Solution

The fourth proportional to 1,416,183.03, 1,954,307.79 and 771,607.89 is: 1,064,805.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,183.03 : 1,954,307.79 = 771,607.89 : x
  2. Step 2: Convert to fraction form
    1,416,183.03/1,954,307.79 = 771,607.89/x
  3. Step 3: Cross multiply
    1,416,183.03x = 1,954,307.79 × 771,607.89
  4. Step 4: Simplify right side
    1,416,183.03x = 1,507,959,310,252.46
  5. Step 5: Solve for x
    x = 1,507,959,310,252.46/1,416,183.03
  6. Step 6: Final answer
    x = 1,064,805.38

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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.