Home / 3,038,629.89-4,193,139.63-1,661,701.89

Finding the Fourth Proportional to 3,038,629.89, 4,193,139.63 and 1,661,701.89

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Solution

The fourth proportional to 3,038,629.89, 4,193,139.63 and 1,661,701.89 is: 2,293,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,629.89 : 4,193,139.63 = 1,661,701.89 : x
  2. Step 2: Convert to fraction form
    3,038,629.89/4,193,139.63 = 1,661,701.89/x
  3. Step 3: Cross multiply
    3,038,629.89x = 4,193,139.63 × 1,661,701.89
  4. Step 4: Simplify right side
    3,038,629.89x = 6,967,748,048,204.90
  5. Step 5: Solve for x
    x = 6,967,748,048,204.90/3,038,629.89
  6. Step 6: Final answer
    x = 2,293,055.85

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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.