Home / 1,277,096.92-1,762,407.54-696,315.28

Finding the Fourth Proportional to 1,277,096.92, 1,762,407.54 and 696,315.28

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Solution

The fourth proportional to 1,277,096.92, 1,762,407.54 and 696,315.28 is: 960,922.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,096.92 : 1,762,407.54 = 696,315.28 : x
  2. Step 2: Convert to fraction form
    1,277,096.92/1,762,407.54 = 696,315.28/x
  3. Step 3: Cross multiply
    1,277,096.92x = 1,762,407.54 × 696,315.28
  4. Step 4: Simplify right side
    1,277,096.92x = 1,227,191,299,689.21
  5. Step 5: Solve for x
    x = 1,227,191,299,689.21/1,277,096.92
  6. Step 6: Final answer
    x = 960,922.61

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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.