Home / 1,184,515-1,634,669.70-647,971

Finding the Fourth Proportional to 1,184,515, 1,634,669.70 and 647,971

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Solution

The fourth proportional to 1,184,515, 1,634,669.70 and 647,971 is: 894,221.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,515 : 1,634,669.70 = 647,971 : x
  2. Step 2: Convert to fraction form
    1,184,515/1,634,669.70 = 647,971/x
  3. Step 3: Cross multiply
    1,184,515x = 1,634,669.70 × 647,971
  4. Step 4: Simplify right side
    1,184,515x = 1,059,218,560,178.70
  5. Step 5: Solve for x
    x = 1,059,218,560,178.70/1,184,515
  6. Step 6: Final answer
    x = 894,221.31

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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.