Home / 1,476,428.70-2,214,643.05-1,448,435.10

Finding the Fourth Proportional to 1,476,428.70, 2,214,643.05 and 1,448,435.10

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Solution

The fourth proportional to 1,476,428.70, 2,214,643.05 and 1,448,435.10 is: 2,172,652.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,428.70 : 2,214,643.05 = 1,448,435.10 : x
  2. Step 2: Convert to fraction form
    1,476,428.70/2,214,643.05 = 1,448,435.10/x
  3. Step 3: Cross multiply
    1,476,428.70x = 2,214,643.05 × 1,448,435.10
  4. Step 4: Simplify right side
    1,476,428.70x = 3,207,766,727,591.06
  5. Step 5: Solve for x
    x = 3,207,766,727,591.06/1,476,428.70
  6. Step 6: Final answer
    x = 2,172,652.65

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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.