Home / 1,771,971.98-2,448,520-1,261,788.62

Finding the Fourth Proportional to 1,771,971.98, 2,448,520 and 1,261,788.62

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Solution

The fourth proportional to 1,771,971.98, 2,448,520 and 1,261,788.62 is: 1,743,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,971.98 : 2,448,520 = 1,261,788.62 : x
  2. Step 2: Convert to fraction form
    1,771,971.98/2,448,520 = 1,261,788.62/x
  3. Step 3: Cross multiply
    1,771,971.98x = 2,448,520 × 1,261,788.62
  4. Step 4: Simplify right side
    1,771,971.98x = 3,089,514,671,842.40
  5. Step 5: Solve for x
    x = 3,089,514,671,842.40/1,771,971.98
  6. Step 6: Final answer
    x = 1,743,546.01

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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.