Home / 1,213,524.73-1,674,669.05-669,676.25

Finding the Fourth Proportional to 1,213,524.73, 1,674,669.05 and 669,676.25

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Solution

The fourth proportional to 1,213,524.73, 1,674,669.05 and 669,676.25 is: 924,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,524.73 : 1,674,669.05 = 669,676.25 : x
  2. Step 2: Convert to fraction form
    1,213,524.73/1,674,669.05 = 669,676.25/x
  3. Step 3: Cross multiply
    1,213,524.73x = 1,674,669.05 × 669,676.25
  4. Step 4: Simplify right side
    1,213,524.73x = 1,121,486,089,395.06
  5. Step 5: Solve for x
    x = 1,121,486,089,395.06/1,213,524.73
  6. Step 6: Final answer
    x = 924,155.94

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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.