Home / 1,480,771.87-2,221,157.81-401,284.39

Finding the Fourth Proportional to 1,480,771.87, 2,221,157.81 and 401,284.39

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Solution

The fourth proportional to 1,480,771.87, 2,221,157.81 and 401,284.39 is: 601,926.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,771.87 : 2,221,157.81 = 401,284.39 : x
  2. Step 2: Convert to fraction form
    1,480,771.87/2,221,157.81 = 401,284.39/x
  3. Step 3: Cross multiply
    1,480,771.87x = 2,221,157.81 × 401,284.39
  4. Step 4: Simplify right side
    1,480,771.87x = 891,315,956,879.59
  5. Step 5: Solve for x
    x = 891,315,956,879.59/1,480,771.87
  6. Step 6: Final answer
    x = 601,926.59

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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.