Home / 3,572,434.10-4,929,938.16-1,940,828.42

Finding the Fourth Proportional to 3,572,434.10, 4,929,938.16 and 1,940,828.42

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Solution

The fourth proportional to 3,572,434.10, 4,929,938.16 and 1,940,828.42 is: 2,678,331.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572,434.10 : 4,929,938.16 = 1,940,828.42 : x
  2. Step 2: Convert to fraction form
    3,572,434.10/4,929,938.16 = 1,940,828.42/x
  3. Step 3: Cross multiply
    3,572,434.10x = 4,929,938.16 × 1,940,828.42
  4. Step 4: Simplify right side
    3,572,434.10x = 9,568,164,089,770.51
  5. Step 5: Solve for x
    x = 9,568,164,089,770.51/3,572,434.10
  6. Step 6: Final answer
    x = 2,678,331.87

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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.