Home / 1,631,679.50-2,251,585.53-943,395.56

Finding the Fourth Proportional to 1,631,679.50, 2,251,585.53 and 943,395.56

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Solution

The fourth proportional to 1,631,679.50, 2,251,585.53 and 943,395.56 is: 1,301,809.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,679.50 : 2,251,585.53 = 943,395.56 : x
  2. Step 2: Convert to fraction form
    1,631,679.50/2,251,585.53 = 943,395.56/x
  3. Step 3: Cross multiply
    1,631,679.50x = 2,251,585.53 × 943,395.56
  4. Step 4: Simplify right side
    1,631,679.50x = 2,124,135,780,704.32
  5. Step 5: Solve for x
    x = 2,124,135,780,704.32/1,631,679.50
  6. Step 6: Final answer
    x = 1,301,809.45

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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.