Home / 3,220,638.80-4,444,431.72-1,770,303.20

Finding the Fourth Proportional to 3,220,638.80, 4,444,431.72 and 1,770,303.20

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Solution

The fourth proportional to 3,220,638.80, 4,444,431.72 and 1,770,303.20 is: 2,442,991.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,638.80 : 4,444,431.72 = 1,770,303.20 : x
  2. Step 2: Convert to fraction form
    3,220,638.80/4,444,431.72 = 1,770,303.20/x
  3. Step 3: Cross multiply
    3,220,638.80x = 4,444,431.72 × 1,770,303.20
  4. Step 4: Simplify right side
    3,220,638.80x = 7,867,991,696,097.50
  5. Step 5: Solve for x
    x = 7,867,991,696,097.50/3,220,638.80
  6. Step 6: Final answer
    x = 2,442,991.03

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1.5x scale

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.