Home / 3,853,701.17-5,318,127.91-2,177,291.86

Finding the Fourth Proportional to 3,853,701.17, 5,318,127.91 and 2,177,291.86

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Solution

The fourth proportional to 3,853,701.17, 5,318,127.91 and 2,177,291.86 is: 3,004,674.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,701.17 : 5,318,127.91 = 2,177,291.86 : x
  2. Step 2: Convert to fraction form
    3,853,701.17/5,318,127.91 = 2,177,291.86/x
  3. Step 3: Cross multiply
    3,853,701.17x = 5,318,127.91 × 2,177,291.86
  4. Step 4: Simplify right side
    3,853,701.17x = 11,579,116,608,881.81
  5. Step 5: Solve for x
    x = 11,579,116,608,881.81/3,853,701.17
  6. Step 6: Final answer
    x = 3,004,674.23

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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.