Home / 1,549,374.90-2,324,196.23-427,443.90

Finding the Fourth Proportional to 1,549,374.90, 2,324,196.23 and 427,443.90

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Solution

The fourth proportional to 1,549,374.90, 2,324,196.23 and 427,443.90 is: 641,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,374.90 : 2,324,196.23 = 427,443.90 : x
  2. Step 2: Convert to fraction form
    1,549,374.90/2,324,196.23 = 427,443.90/x
  3. Step 3: Cross multiply
    1,549,374.90x = 2,324,196.23 × 427,443.90
  4. Step 4: Simplify right side
    1,549,374.90x = 993,463,498,779.28
  5. Step 5: Solve for x
    x = 993,463,498,779.28/1,549,374.90
  6. Step 6: Final answer
    x = 641,202.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.