Home / 1,147,023.18-1,582,917.93-630,744.60

Finding the Fourth Proportional to 1,147,023.18, 1,582,917.93 and 630,744.60

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Solution

The fourth proportional to 1,147,023.18, 1,582,917.93 and 630,744.60 is: 870,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,023.18 : 1,582,917.93 = 630,744.60 : x
  2. Step 2: Convert to fraction form
    1,147,023.18/1,582,917.93 = 630,744.60/x
  3. Step 3: Cross multiply
    1,147,023.18x = 1,582,917.93 × 630,744.60
  4. Step 4: Simplify right side
    1,147,023.18x = 998,416,936,590.68
  5. Step 5: Solve for x
    x = 998,416,936,590.68/1,147,023.18
  6. Step 6: Final answer
    x = 870,441.81

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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.