Home / 2,286,448.43-3,155,071.43-1,319,890.10

Finding the Fourth Proportional to 2,286,448.43, 3,155,071.43 and 1,319,890.10

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Solution

The fourth proportional to 2,286,448.43, 3,155,071.43 and 1,319,890.10 is: 1,821,317.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,448.43 : 3,155,071.43 = 1,319,890.10 : x
  2. Step 2: Convert to fraction form
    2,286,448.43/3,155,071.43 = 1,319,890.10/x
  3. Step 3: Cross multiply
    2,286,448.43x = 3,155,071.43 × 1,319,890.10
  4. Step 4: Simplify right side
    2,286,448.43x = 4,164,347,532,774.21
  5. Step 5: Solve for x
    x = 4,164,347,532,774.21/2,286,448.43
  6. Step 6: Final answer
    x = 1,821,317.06

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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.