Home / 2,319,195.04-3,200,640.52-1,339,175.40

Finding the Fourth Proportional to 2,319,195.04, 3,200,640.52 and 1,339,175.40

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Solution

The fourth proportional to 2,319,195.04, 3,200,640.52 and 1,339,175.40 is: 1,848,149.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,195.04 : 3,200,640.52 = 1,339,175.40 : x
  2. Step 2: Convert to fraction form
    2,319,195.04/3,200,640.52 = 1,339,175.40/x
  3. Step 3: Cross multiply
    2,319,195.04x = 3,200,640.52 × 1,339,175.40
  4. Step 4: Simplify right side
    2,319,195.04x = 4,286,219,048,627.21
  5. Step 5: Solve for x
    x = 4,286,219,048,627.21/2,319,195.04
  6. Step 6: Final answer
    x = 1,848,149.45

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1.5x scale

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.