Home / 3,549,643.39-5,329,422.74-1,821,722.03

Finding the Fourth Proportional to 3,549,643.39, 5,329,422.74 and 1,821,722.03

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Solution

The fourth proportional to 3,549,643.39, 5,329,422.74 and 1,821,722.03 is: 2,735,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,643.39 : 5,329,422.74 = 1,821,722.03 : x
  2. Step 2: Convert to fraction form
    3,549,643.39/5,329,422.74 = 1,821,722.03/x
  3. Step 3: Cross multiply
    3,549,643.39x = 5,329,422.74 × 1,821,722.03
  4. Step 4: Simplify right side
    3,549,643.39x = 9,708,726,810,533.49
  5. Step 5: Solve for x
    x = 9,708,726,810,533.49/3,549,643.39
  6. Step 6: Final answer
    x = 2,735,127.37

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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.