Home / 1,417,622.16-1,956,365.82-773,077.62

Finding the Fourth Proportional to 1,417,622.16, 1,956,365.82 and 773,077.62

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Solution

The fourth proportional to 1,417,622.16, 1,956,365.82 and 773,077.62 is: 1,066,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,622.16 : 1,956,365.82 = 773,077.62 : x
  2. Step 2: Convert to fraction form
    1,417,622.16/1,956,365.82 = 773,077.62/x
  3. Step 3: Cross multiply
    1,417,622.16x = 1,956,365.82 × 773,077.62
  4. Step 4: Simplify right side
    1,417,622.16x = 1,512,422,631,974.95
  5. Step 5: Solve for x
    x = 1,512,422,631,974.95/1,417,622.16
  6. Step 6: Final answer
    x = 1,066,872.88

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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.