Home / 1,237,122.45-1,707,271.01-1,180,435.41

Finding the Fourth Proportional to 1,237,122.45, 1,707,271.01 and 1,180,435.41

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Solution

The fourth proportional to 1,237,122.45, 1,707,271.01 and 1,180,435.41 is: 1,629,040.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,122.45 : 1,707,271.01 = 1,180,435.41 : x
  2. Step 2: Convert to fraction form
    1,237,122.45/1,707,271.01 = 1,180,435.41/x
  3. Step 3: Cross multiply
    1,237,122.45x = 1,707,271.01 × 1,180,435.41
  4. Step 4: Simplify right side
    1,237,122.45x = 2,015,323,148,768.29
  5. Step 5: Solve for x
    x = 2,015,323,148,768.29/1,237,122.45
  6. Step 6: Final answer
    x = 1,629,040.96

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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.