Home / 2,249,905.90-3,104,828.64-1,231,290.22

Finding the Fourth Proportional to 2,249,905.90, 3,104,828.64 and 1,231,290.22

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Solution

The fourth proportional to 2,249,905.90, 3,104,828.64 and 1,231,290.22 is: 1,699,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249,905.90 : 3,104,828.64 = 1,231,290.22 : x
  2. Step 2: Convert to fraction form
    2,249,905.90/3,104,828.64 = 1,231,290.22/x
  3. Step 3: Cross multiply
    2,249,905.90x = 3,104,828.64 × 1,231,290.22
  4. Step 4: Simplify right side
    2,249,905.90x = 3,822,945,139,207.90
  5. Step 5: Solve for x
    x = 3,822,945,139,207.90/2,249,905.90
  6. Step 6: Final answer
    x = 1,699,157.79

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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.