Home / 1,161,922.00-1,603,453.16-645,724.05

Finding the Fourth Proportional to 1,161,922.00, 1,603,453.16 and 645,724.05

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Solution

The fourth proportional to 1,161,922.00, 1,603,453.16 and 645,724.05 is: 891,099.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,922.00 : 1,603,453.16 = 645,724.05 : x
  2. Step 2: Convert to fraction form
    1,161,922.00/1,603,453.16 = 645,724.05/x
  3. Step 3: Cross multiply
    1,161,922.00x = 1,603,453.16 × 645,724.05
  4. Step 4: Simplify right side
    1,161,922.00x = 1,035,388,268,541.00
  5. Step 5: Solve for x
    x = 1,035,388,268,541.00/1,161,922.00
  6. Step 6: Final answer
    x = 891,099.63

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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.