Home / 1,615,274.10-2,229,093-890,147.84

Finding the Fourth Proportional to 1,615,274.10, 2,229,093 and 890,147.84

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Solution

The fourth proportional to 1,615,274.10, 2,229,093 and 890,147.84 is: 1,228,412.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,274.10 : 2,229,093 = 890,147.84 : x
  2. Step 2: Convert to fraction form
    1,615,274.10/2,229,093 = 890,147.84/x
  3. Step 3: Cross multiply
    1,615,274.10x = 2,229,093 × 890,147.84
  4. Step 4: Simplify right side
    1,615,274.10x = 1,984,222,307,963.66
  5. Step 5: Solve for x
    x = 1,984,222,307,963.66/1,615,274.10
  6. Step 6: Final answer
    x = 1,228,412.14

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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.