Home / 1,060,908.82-1,590,403.68-386,832.47

Finding the Fourth Proportional to 1,060,908.82, 1,590,403.68 and 386,832.47

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Solution

The fourth proportional to 1,060,908.82, 1,590,403.68 and 386,832.47 is: 579,898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,908.82 : 1,590,403.68 = 386,832.47 : x
  2. Step 2: Convert to fraction form
    1,060,908.82/1,590,403.68 = 386,832.47/x
  3. Step 3: Cross multiply
    1,060,908.82x = 1,590,403.68 × 386,832.47
  4. Step 4: Simplify right side
    1,060,908.82x = 615,219,775,879.47
  5. Step 5: Solve for x
    x = 615,219,775,879.47/1,060,908.82
  6. Step 6: Final answer
    x = 579,898.82

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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.