Home / 1,444,291.06-2,165,626.68-989,396.26

Finding the Fourth Proportional to 1,444,291.06, 2,165,626.68 and 989,396.26

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Solution

The fourth proportional to 1,444,291.06, 2,165,626.68 and 989,396.26 is: 1,483,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,291.06 : 2,165,626.68 = 989,396.26 : x
  2. Step 2: Convert to fraction form
    1,444,291.06/2,165,626.68 = 989,396.26/x
  3. Step 3: Cross multiply
    1,444,291.06x = 2,165,626.68 × 989,396.26
  4. Step 4: Simplify right side
    1,444,291.06x = 2,142,662,937,748.22
  5. Step 5: Solve for x
    x = 2,142,662,937,748.22/1,444,291.06
  6. Step 6: Final answer
    x = 1,483,539.57

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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.