Home / 1,501,994.31-2,253,129.98-491,121.45

Finding the Fourth Proportional to 1,501,994.31, 2,253,129.98 and 491,121.45

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Solution

The fourth proportional to 1,501,994.31, 2,253,129.98 and 491,121.45 is: 736,727.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,994.31 : 2,253,129.98 = 491,121.45 : x
  2. Step 2: Convert to fraction form
    1,501,994.31/2,253,129.98 = 491,121.45/x
  3. Step 3: Cross multiply
    1,501,994.31x = 2,253,129.98 × 491,121.45
  4. Step 4: Simplify right side
    1,501,994.31x = 1,106,560,462,816.07
  5. Step 5: Solve for x
    x = 1,106,560,462,816.07/1,501,994.31
  6. Step 6: Final answer
    x = 736,727.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.