Home / 2,131,280.96-2,941,170-1,164,427.16

Finding the Fourth Proportional to 2,131,280.96, 2,941,170 and 1,164,427.16

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Solution

The fourth proportional to 2,131,280.96, 2,941,170 and 1,164,427.16 is: 1,606,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,280.96 : 2,941,170 = 1,164,427.16 : x
  2. Step 2: Convert to fraction form
    2,131,280.96/2,941,170 = 1,164,427.16/x
  3. Step 3: Cross multiply
    2,131,280.96x = 2,941,170 × 1,164,427.16
  4. Step 4: Simplify right side
    2,131,280.96x = 3,424,778,230,177.20
  5. Step 5: Solve for x
    x = 3,424,778,230,177.20/2,131,280.96
  6. Step 6: Final answer
    x = 1,606,910.72

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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.