Home / 2,543,072-3,507,409.70-1,672,800.46

Finding the Fourth Proportional to 2,543,072, 3,507,409.70 and 1,672,800.46

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Solution

The fourth proportional to 2,543,072, 3,507,409.70 and 1,672,800.46 is: 2,307,129.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,072 : 3,507,409.70 = 1,672,800.46 : x
  2. Step 2: Convert to fraction form
    2,543,072/3,507,409.70 = 1,672,800.46/x
  3. Step 3: Cross multiply
    2,543,072x = 3,507,409.70 × 1,672,800.46
  4. Step 4: Simplify right side
    2,543,072x = 5,867,196,559,568.46
  5. Step 5: Solve for x
    x = 5,867,196,559,568.46/2,543,072
  6. Step 6: Final answer
    x = 2,307,129.55

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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.