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Finding the Fourth Proportional to 1,368,357, 2,052,603.54 and 969,448.20

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Solution

The fourth proportional to 1,368,357, 2,052,603.54 and 969,448.20 is: 1,454,220.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,357 : 2,052,603.54 = 969,448.20 : x
  2. Step 2: Convert to fraction form
    1,368,357/2,052,603.54 = 969,448.20/x
  3. Step 3: Cross multiply
    1,368,357x = 2,052,603.54 × 969,448.20
  4. Step 4: Simplify right side
    1,368,357x = 1,989,892,807,166.63
  5. Step 5: Solve for x
    x = 1,989,892,807,166.63/1,368,357
  6. Step 6: Final answer
    x = 1,454,220.50

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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.