Home / 5,177,597.40-7,769,895.06-1,811,833.56

Finding the Fourth Proportional to 5,177,597.40, 7,769,895.06 and 1,811,833.56

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Solution

The fourth proportional to 5,177,597.40, 7,769,895.06 and 1,811,833.56 is: 2,718,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,597.40 : 7,769,895.06 = 1,811,833.56 : x
  2. Step 2: Convert to fraction form
    5,177,597.40/7,769,895.06 = 1,811,833.56/x
  3. Step 3: Cross multiply
    5,177,597.40x = 7,769,895.06 × 1,811,833.56
  4. Step 4: Simplify right side
    5,177,597.40x = 14,077,756,627,386.21
  5. Step 5: Solve for x
    x = 14,077,756,627,386.21/5,177,597.40
  6. Step 6: Final answer
    x = 2,718,974.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.