Home / 1,362,987.72-1,880,935.91-751,162.53

Finding the Fourth Proportional to 1,362,987.72, 1,880,935.91 and 751,162.53

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Solution

The fourth proportional to 1,362,987.72, 1,880,935.91 and 751,162.53 is: 1,036,611.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,987.72 : 1,880,935.91 = 751,162.53 : x
  2. Step 2: Convert to fraction form
    1,362,987.72/1,880,935.91 = 751,162.53/x
  3. Step 3: Cross multiply
    1,362,987.72x = 1,880,935.91 × 751,162.53
  4. Step 4: Simplify right side
    1,362,987.72x = 1,412,888,573,167.64
  5. Step 5: Solve for x
    x = 1,412,888,573,167.64/1,362,987.72
  6. Step 6: Final answer
    x = 1,036,611.37

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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.