Home / 2,147,626.81-2,963,649.18-1,180,749.71

Finding the Fourth Proportional to 2,147,626.81, 2,963,649.18 and 1,180,749.71

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Solution

The fourth proportional to 2,147,626.81, 2,963,649.18 and 1,180,749.71 is: 1,629,392.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,626.81 : 2,963,649.18 = 1,180,749.71 : x
  2. Step 2: Convert to fraction form
    2,147,626.81/2,963,649.18 = 1,180,749.71/x
  3. Step 3: Cross multiply
    2,147,626.81x = 2,963,649.18 × 1,180,749.71
  4. Step 4: Simplify right side
    2,147,626.81x = 3,499,327,921,663.67
  5. Step 5: Solve for x
    x = 3,499,327,921,663.67/2,147,626.81
  6. Step 6: Final answer
    x = 1,629,392.92

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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.