Home / 2,177,775.11-3,005,364.01-1,197,756.72

Finding the Fourth Proportional to 2,177,775.11, 3,005,364.01 and 1,197,756.72

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Solution

The fourth proportional to 2,177,775.11, 3,005,364.01 and 1,197,756.72 is: 1,652,923.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,775.11 : 3,005,364.01 = 1,197,756.72 : x
  2. Step 2: Convert to fraction form
    2,177,775.11/3,005,364.01 = 1,197,756.72/x
  3. Step 3: Cross multiply
    2,177,775.11x = 3,005,364.01 × 1,197,756.72
  4. Step 4: Simplify right side
    2,177,775.11x = 3,599,694,938,275.05
  5. Step 5: Solve for x
    x = 3,599,694,938,275.05/2,177,775.11
  6. Step 6: Final answer
    x = 1,652,923.17

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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.