Home / 2,020,530.37-2,787,457.25-1,235,630.75

Finding the Fourth Proportional to 2,020,530.37, 2,787,457.25 and 1,235,630.75

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Solution

The fourth proportional to 2,020,530.37, 2,787,457.25 and 1,235,630.75 is: 1,704,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,530.37 : 2,787,457.25 = 1,235,630.75 : x
  2. Step 2: Convert to fraction form
    2,020,530.37/2,787,457.25 = 1,235,630.75/x
  3. Step 3: Cross multiply
    2,020,530.37x = 2,787,457.25 × 1,235,630.75
  4. Step 4: Simplify right side
    2,020,530.37x = 3,444,267,897,241.68
  5. Step 5: Solve for x
    x = 3,444,267,897,241.68/2,020,530.37
  6. Step 6: Final answer
    x = 1,704,635.55

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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.