Home / 1,522,221-2,283,466.36-400,290

Finding the Fourth Proportional to 1,522,221, 2,283,466.36 and 400,290

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Solution

The fourth proportional to 1,522,221, 2,283,466.36 and 400,290 is: 600,470.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,221 : 2,283,466.36 = 400,290 : x
  2. Step 2: Convert to fraction form
    1,522,221/2,283,466.36 = 400,290/x
  3. Step 3: Cross multiply
    1,522,221x = 2,283,466.36 × 400,290
  4. Step 4: Simplify right side
    1,522,221x = 914,048,749,244.40
  5. Step 5: Solve for x
    x = 914,048,749,244.40/1,522,221
  6. Step 6: Final answer
    x = 600,470.46

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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.