Home / 2,118,040.56-2,922,885.66-1,151,170.92

Finding the Fourth Proportional to 2,118,040.56, 2,922,885.66 and 1,151,170.92

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Solution

The fourth proportional to 2,118,040.56, 2,922,885.66 and 1,151,170.92 is: 1,588,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,040.56 : 2,922,885.66 = 1,151,170.92 : x
  2. Step 2: Convert to fraction form
    2,118,040.56/2,922,885.66 = 1,151,170.92/x
  3. Step 3: Cross multiply
    2,118,040.56x = 2,922,885.66 × 1,151,170.92
  4. Step 4: Simplify right side
    2,118,040.56x = 3,364,740,974,277.01
  5. Step 5: Solve for x
    x = 3,364,740,974,277.01/2,118,040.56
  6. Step 6: Final answer
    x = 1,588,610.26

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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.