Home / 1,147,054.88-1,582,976.38-630,848.68

Finding the Fourth Proportional to 1,147,054.88, 1,582,976.38 and 630,848.68

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Solution

The fourth proportional to 1,147,054.88, 1,582,976.38 and 630,848.68 is: 870,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,054.88 : 1,582,976.38 = 630,848.68 : x
  2. Step 2: Convert to fraction form
    1,147,054.88/1,582,976.38 = 630,848.68/x
  3. Step 3: Cross multiply
    1,147,054.88x = 1,582,976.38 × 630,848.68
  4. Step 4: Simplify right side
    1,147,054.88x = 998,618,554,259.62
  5. Step 5: Solve for x
    x = 998,618,554,259.62/1,147,054.88
  6. Step 6: Final answer
    x = 870,593.53

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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.