Home / 2,256,790.92-3,114,582.40-1,289,732.34

Finding the Fourth Proportional to 2,256,790.92, 3,114,582.40 and 1,289,732.34

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Solution

The fourth proportional to 2,256,790.92, 3,114,582.40 and 1,289,732.34 is: 1,779,951.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,790.92 : 3,114,582.40 = 1,289,732.34 : x
  2. Step 2: Convert to fraction form
    2,256,790.92/3,114,582.40 = 1,289,732.34/x
  3. Step 3: Cross multiply
    2,256,790.92x = 3,114,582.40 × 1,289,732.34
  4. Step 4: Simplify right side
    2,256,790.92x = 4,016,977,646,874.82
  5. Step 5: Solve for x
    x = 4,016,977,646,874.82/2,256,790.92
  6. Step 6: Final answer
    x = 1,779,951.17

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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.