Home / 1,054,625.23-1,455,382.32-571,190.36

Finding the Fourth Proportional to 1,054,625.23, 1,455,382.32 and 571,190.36

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Solution

The fourth proportional to 1,054,625.23, 1,455,382.32 and 571,190.36 is: 788,242.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,625.23 : 1,455,382.32 = 571,190.36 : x
  2. Step 2: Convert to fraction form
    1,054,625.23/1,455,382.32 = 571,190.36/x
  3. Step 3: Cross multiply
    1,054,625.23x = 1,455,382.32 × 571,190.36
  4. Step 4: Simplify right side
    1,054,625.23x = 831,300,351,298.44
  5. Step 5: Solve for x
    x = 831,300,351,298.44/1,054,625.23
  6. Step 6: Final answer
    x = 788,242.43

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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.