Home / 2,256,609.30-3,113,363.46-1,289,054.58

Finding the Fourth Proportional to 2,256,609.30, 3,113,363.46 and 1,289,054.58

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Solution

The fourth proportional to 2,256,609.30, 3,113,363.46 and 1,289,054.58 is: 1,778,462.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,609.30 : 3,113,363.46 = 1,289,054.58 : x
  2. Step 2: Convert to fraction form
    2,256,609.30/3,113,363.46 = 1,289,054.58/x
  3. Step 3: Cross multiply
    2,256,609.30x = 3,113,363.46 × 1,289,054.58
  4. Step 4: Simplify right side
    2,256,609.30x = 4,013,295,427,317.65
  5. Step 5: Solve for x
    x = 4,013,295,427,317.65/2,256,609.30
  6. Step 6: Final answer
    x = 1,778,462.68

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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.