Home / 2,096,347.81-2,892,892.97-1,178,615.78

Finding the Fourth Proportional to 2,096,347.81, 2,892,892.97 and 1,178,615.78

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Solution

The fourth proportional to 2,096,347.81, 2,892,892.97 and 1,178,615.78 is: 1,626,452.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,096,347.81 : 2,892,892.97 = 1,178,615.78 : x
  2. Step 2: Convert to fraction form
    2,096,347.81/2,892,892.97 = 1,178,615.78/x
  3. Step 3: Cross multiply
    2,096,347.81x = 2,892,892.97 × 1,178,615.78
  4. Step 4: Simplify right side
    2,096,347.81x = 3,409,609,315,476.20
  5. Step 5: Solve for x
    x = 3,409,609,315,476.20/2,096,347.81
  6. Step 6: Final answer
    x = 1,626,452.11

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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.