Home / 2,680,708.86-3,699,415.67-1,457,014.01

Finding the Fourth Proportional to 2,680,708.86, 3,699,415.67 and 1,457,014.01

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Solution

The fourth proportional to 2,680,708.86, 3,699,415.67 and 1,457,014.01 is: 2,010,699.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,708.86 : 3,699,415.67 = 1,457,014.01 : x
  2. Step 2: Convert to fraction form
    2,680,708.86/3,699,415.67 = 1,457,014.01/x
  3. Step 3: Cross multiply
    2,680,708.86x = 3,699,415.67 × 1,457,014.01
  4. Step 4: Simplify right side
    2,680,708.86x = 5,390,100,434,221.39
  5. Step 5: Solve for x
    x = 5,390,100,434,221.39/2,680,708.86
  6. Step 6: Final answer
    x = 2,010,699.68

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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.