Home / 3,084,618.78-4,256,729.91-1,707,830.46

Finding the Fourth Proportional to 3,084,618.78, 4,256,729.91 and 1,707,830.46

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Solution

The fourth proportional to 3,084,618.78, 4,256,729.91 and 1,707,830.46 is: 2,356,781.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084,618.78 : 4,256,729.91 = 1,707,830.46 : x
  2. Step 2: Convert to fraction form
    3,084,618.78/4,256,729.91 = 1,707,830.46/x
  3. Step 3: Cross multiply
    3,084,618.78x = 4,256,729.91 × 1,707,830.46
  4. Step 4: Simplify right side
    3,084,618.78x = 7,269,773,000,291.06
  5. Step 5: Solve for x
    x = 7,269,773,000,291.06/3,084,618.78
  6. Step 6: Final answer
    x = 2,356,781.67

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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.