Home / 1,448,117.70-2,172,176.55-1,354,805.70

Finding the Fourth Proportional to 1,448,117.70, 2,172,176.55 and 1,354,805.70

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Solution

The fourth proportional to 1,448,117.70, 2,172,176.55 and 1,354,805.70 is: 2,032,208.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,117.70 : 2,172,176.55 = 1,354,805.70 : x
  2. Step 2: Convert to fraction form
    1,448,117.70/2,172,176.55 = 1,354,805.70/x
  3. Step 3: Cross multiply
    1,448,117.70x = 2,172,176.55 × 1,354,805.70
  4. Step 4: Simplify right side
    1,448,117.70x = 2,942,877,171,346.33
  5. Step 5: Solve for x
    x = 2,942,877,171,346.33/1,448,117.70
  6. Step 6: Final answer
    x = 2,032,208.55

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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.