Home / 2,987,768.70-4,475,748.15-1,637,514.90

Finding the Fourth Proportional to 2,987,768.70, 4,475,748.15 and 1,637,514.90

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Solution

The fourth proportional to 2,987,768.70, 4,475,748.15 and 1,637,514.90 is: 2,453,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,768.70 : 4,475,748.15 = 1,637,514.90 : x
  2. Step 2: Convert to fraction form
    2,987,768.70/4,475,748.15 = 1,637,514.90/x
  3. Step 3: Cross multiply
    2,987,768.70x = 4,475,748.15 × 1,637,514.90
  4. Step 4: Simplify right side
    2,987,768.70x = 7,329,104,284,272.44
  5. Step 5: Solve for x
    x = 7,329,104,284,272.44/2,987,768.70
  6. Step 6: Final answer
    x = 2,453,036.03

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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.