Home / 1,719,224.22-2,372,540.78-1,075,021.50

Finding the Fourth Proportional to 1,719,224.22, 2,372,540.78 and 1,075,021.50

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Solution

The fourth proportional to 1,719,224.22, 2,372,540.78 and 1,075,021.50 is: 1,483,536.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,224.22 : 2,372,540.78 = 1,075,021.50 : x
  2. Step 2: Convert to fraction form
    1,719,224.22/2,372,540.78 = 1,075,021.50/x
  3. Step 3: Cross multiply
    1,719,224.22x = 2,372,540.78 × 1,075,021.50
  4. Step 4: Simplify right side
    1,719,224.22x = 2,550,532,348,126.77
  5. Step 5: Solve for x
    x = 2,550,532,348,126.77/1,719,224.22
  6. Step 6: Final answer
    x = 1,483,536.77

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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.