Home / 1,440,388.26-2,161,938.33-730,925.46

Finding the Fourth Proportional to 1,440,388.26, 2,161,938.33 and 730,925.46

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Solution

The fourth proportional to 1,440,388.26, 2,161,938.33 and 730,925.46 is: 1,097,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,388.26 : 2,161,938.33 = 730,925.46 : x
  2. Step 2: Convert to fraction form
    1,440,388.26/2,161,938.33 = 730,925.46/x
  3. Step 3: Cross multiply
    1,440,388.26x = 2,161,938.33 × 730,925.46
  4. Step 4: Simplify right side
    1,440,388.26x = 1,580,215,768,346.88
  5. Step 5: Solve for x
    x = 1,580,215,768,346.88/1,440,388.26
  6. Step 6: Final answer
    x = 1,097,076.26

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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.