Home / 1,478,911.14-2,040,897.36-799,847.64

Finding the Fourth Proportional to 1,478,911.14, 2,040,897.36 and 799,847.64

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Solution

The fourth proportional to 1,478,911.14, 2,040,897.36 and 799,847.64 is: 1,103,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,911.14 : 2,040,897.36 = 799,847.64 : x
  2. Step 2: Convert to fraction form
    1,478,911.14/2,040,897.36 = 799,847.64/x
  3. Step 3: Cross multiply
    1,478,911.14x = 2,040,897.36 × 799,847.64
  4. Step 4: Simplify right side
    1,478,911.14x = 1,632,406,936,878.23
  5. Step 5: Solve for x
    x = 1,632,406,936,878.23/1,478,911.14
  6. Step 6: Final answer
    x = 1,103,789.74

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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.