Home / 1,268,923.19-1,902,624.44-403,984.31

Finding the Fourth Proportional to 1,268,923.19, 1,902,624.44 and 403,984.31

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Solution

The fourth proportional to 1,268,923.19, 1,902,624.44 and 403,984.31 is: 605,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,923.19 : 1,902,624.44 = 403,984.31 : x
  2. Step 2: Convert to fraction form
    1,268,923.19/1,902,624.44 = 403,984.31/x
  3. Step 3: Cross multiply
    1,268,923.19x = 1,902,624.44 × 403,984.31
  4. Step 4: Simplify right side
    1,268,923.19x = 768,630,421,582.54
  5. Step 5: Solve for x
    x = 768,630,421,582.54/1,268,923.19
  6. Step 6: Final answer
    x = 605,734.40

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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.