Home / 3,580,263.09-4,940,783.62-1,948,666.57

Finding the Fourth Proportional to 3,580,263.09, 4,940,783.62 and 1,948,666.57

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Solution

The fourth proportional to 3,580,263.09, 4,940,783.62 and 1,948,666.57 is: 2,689,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,263.09 : 4,940,783.62 = 1,948,666.57 : x
  2. Step 2: Convert to fraction form
    3,580,263.09/4,940,783.62 = 1,948,666.57/x
  3. Step 3: Cross multiply
    3,580,263.09x = 4,940,783.62 × 1,948,666.57
  4. Step 4: Simplify right side
    3,580,263.09x = 9,627,939,852,673.96
  5. Step 5: Solve for x
    x = 9,627,939,852,673.96/3,580,263.09
  6. Step 6: Final answer
    x = 2,689,171.05

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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.