Home / 1,077,837.39-1,617,015.78-403,924.65

Finding the Fourth Proportional to 1,077,837.39, 1,617,015.78 and 403,924.65

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Solution

The fourth proportional to 1,077,837.39, 1,617,015.78 and 403,924.65 is: 605,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,837.39 : 1,617,015.78 = 403,924.65 : x
  2. Step 2: Convert to fraction form
    1,077,837.39/1,617,015.78 = 403,924.65/x
  3. Step 3: Cross multiply
    1,077,837.39x = 1,617,015.78 × 403,924.65
  4. Step 4: Simplify right side
    1,077,837.39x = 653,152,532,980.98
  5. Step 5: Solve for x
    x = 653,152,532,980.98/1,077,837.39
  6. Step 6: Final answer
    x = 605,984.30

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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.