Home / 1,147,071.14-1,582,998.81-630,864.94

Finding the Fourth Proportional to 1,147,071.14, 1,582,998.81 and 630,864.94

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Solution

The fourth proportional to 1,147,071.14, 1,582,998.81 and 630,864.94 is: 870,615.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,071.14 : 1,582,998.81 = 630,864.94 : x
  2. Step 2: Convert to fraction form
    1,147,071.14/1,582,998.81 = 630,864.94/x
  3. Step 3: Cross multiply
    1,147,071.14x = 1,582,998.81 × 630,864.94
  4. Step 4: Simplify right side
    1,147,071.14x = 998,658,449,290.72
  5. Step 5: Solve for x
    x = 998,658,449,290.72/1,147,071.14
  6. Step 6: Final answer
    x = 870,615.97

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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.