Home / 3,933,765.80-5,901,698.76-1,409,676.20

Finding the Fourth Proportional to 3,933,765.80, 5,901,698.76 and 1,409,676.20

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Solution

The fourth proportional to 3,933,765.80, 5,901,698.76 and 1,409,676.20 is: 2,114,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,765.80 : 5,901,698.76 = 1,409,676.20 : x
  2. Step 2: Convert to fraction form
    3,933,765.80/5,901,698.76 = 1,409,676.20/x
  3. Step 3: Cross multiply
    3,933,765.80x = 5,901,698.76 × 1,409,676.20
  4. Step 4: Simplify right side
    3,933,765.80x = 8,319,484,281,541.51
  5. Step 5: Solve for x
    x = 8,319,484,281,541.51/3,933,765.80
  6. Step 6: Final answer
    x = 2,114,890.59

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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.