Home / 1,966,063.82-2,945,317.51-1,205,688.02

Finding the Fourth Proportional to 1,966,063.82, 2,945,317.51 and 1,205,688.02

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Solution

The fourth proportional to 1,966,063.82, 2,945,317.51 and 1,205,688.02 is: 1,806,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,063.82 : 2,945,317.51 = 1,205,688.02 : x
  2. Step 2: Convert to fraction form
    1,966,063.82/2,945,317.51 = 1,205,688.02/x
  3. Step 3: Cross multiply
    1,966,063.82x = 2,945,317.51 × 1,205,688.02
  4. Step 4: Simplify right side
    1,966,063.82x = 3,551,134,019,162.42
  5. Step 5: Solve for x
    x = 3,551,134,019,162.42/1,966,063.82
  6. Step 6: Final answer
    x = 1,806,215.03

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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.