Home / 2,239,888.48-3,090,969.12-1,273,001.92

Finding the Fourth Proportional to 2,239,888.48, 3,090,969.12 and 1,273,001.92

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Solution

The fourth proportional to 2,239,888.48, 3,090,969.12 and 1,273,001.92 is: 1,756,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,888.48 : 3,090,969.12 = 1,273,001.92 : x
  2. Step 2: Convert to fraction form
    2,239,888.48/3,090,969.12 = 1,273,001.92/x
  3. Step 3: Cross multiply
    2,239,888.48x = 3,090,969.12 × 1,273,001.92
  4. Step 4: Simplify right side
    2,239,888.48x = 3,934,809,624,420.71
  5. Step 5: Solve for x
    x = 3,934,809,624,420.71/2,239,888.48
  6. Step 6: Final answer
    x = 1,756,698.90

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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.