Home / 2,934,512.40-4,049,794.12-1,645,290.32

Finding the Fourth Proportional to 2,934,512.40, 4,049,794.12 and 1,645,290.32

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Solution

The fourth proportional to 2,934,512.40, 4,049,794.12 and 1,645,290.32 is: 2,270,594.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,512.40 : 4,049,794.12 = 1,645,290.32 : x
  2. Step 2: Convert to fraction form
    2,934,512.40/4,049,794.12 = 1,645,290.32/x
  3. Step 3: Cross multiply
    2,934,512.40x = 4,049,794.12 × 1,645,290.32
  4. Step 4: Simplify right side
    2,934,512.40x = 6,663,087,063,628.92
  5. Step 5: Solve for x
    x = 6,663,087,063,628.92/2,934,512.40
  6. Step 6: Final answer
    x = 2,270,594.28

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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.