Home / 1,398,370.37-1,931,650.68-1,096,260.93

Finding the Fourth Proportional to 1,398,370.37, 1,931,650.68 and 1,096,260.93

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Solution

The fourth proportional to 1,398,370.37, 1,931,650.68 and 1,096,260.93 is: 1,514,329.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,370.37 : 1,931,650.68 = 1,096,260.93 : x
  2. Step 2: Convert to fraction form
    1,398,370.37/1,931,650.68 = 1,096,260.93/x
  3. Step 3: Cross multiply
    1,398,370.37x = 1,931,650.68 × 1,096,260.93
  4. Step 4: Simplify right side
    1,398,370.37x = 2,117,593,170,891.93
  5. Step 5: Solve for x
    x = 2,117,593,170,891.93/1,398,370.37
  6. Step 6: Final answer
    x = 1,514,329.27

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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.