Home / 3,150,125.49-4,724,959.68-1,230,676.32

Finding the Fourth Proportional to 3,150,125.49, 4,724,959.68 and 1,230,676.32

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Solution

The fourth proportional to 3,150,125.49, 4,724,959.68 and 1,230,676.32 is: 1,845,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,125.49 : 4,724,959.68 = 1,230,676.32 : x
  2. Step 2: Convert to fraction form
    3,150,125.49/4,724,959.68 = 1,230,676.32/x
  3. Step 3: Cross multiply
    3,150,125.49x = 4,724,959.68 × 1,230,676.32
  4. Step 4: Simplify right side
    3,150,125.49x = 5,814,895,991,130.78
  5. Step 5: Solve for x
    x = 5,814,895,991,130.78/3,150,125.49
  6. Step 6: Final answer
    x = 1,845,925.19

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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.