Home / 1,229,809.44-1,845,274.64-631,190.96

Finding the Fourth Proportional to 1,229,809.44, 1,845,274.64 and 631,190.96

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Solution

The fourth proportional to 1,229,809.44, 1,845,274.64 and 631,190.96 is: 947,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,809.44 : 1,845,274.64 = 631,190.96 : x
  2. Step 2: Convert to fraction form
    1,229,809.44/1,845,274.64 = 631,190.96/x
  3. Step 3: Cross multiply
    1,229,809.44x = 1,845,274.64 × 631,190.96
  4. Step 4: Simplify right side
    1,229,809.44x = 1,164,720,671,485.25
  5. Step 5: Solve for x
    x = 1,164,720,671,485.25/1,229,809.44
  6. Step 6: Final answer
    x = 947,074.10

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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.