Home / 1,055,231.31-1,582,876.53-657,022.35

Finding the Fourth Proportional to 1,055,231.31, 1,582,876.53 and 657,022.35

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Solution

The fourth proportional to 1,055,231.31, 1,582,876.53 and 657,022.35 is: 985,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,231.31 : 1,582,876.53 = 657,022.35 : x
  2. Step 2: Convert to fraction form
    1,055,231.31/1,582,876.53 = 657,022.35/x
  3. Step 3: Cross multiply
    1,055,231.31x = 1,582,876.53 × 657,022.35
  4. Step 4: Simplify right side
    1,055,231.31x = 1,039,985,257,500.45
  5. Step 5: Solve for x
    x = 1,039,985,257,500.45/1,055,231.31
  6. Step 6: Final answer
    x = 985,551.93

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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.