Home / 1,645,440.90-2,467,177.20-848,279.40

Finding the Fourth Proportional to 1,645,440.90, 2,467,177.20 and 848,279.40

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Solution

The fourth proportional to 1,645,440.90, 2,467,177.20 and 848,279.40 is: 1,271,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,440.90 : 2,467,177.20 = 848,279.40 : x
  2. Step 2: Convert to fraction form
    1,645,440.90/2,467,177.20 = 848,279.40/x
  3. Step 3: Cross multiply
    1,645,440.90x = 2,467,177.20 × 848,279.40
  4. Step 4: Simplify right side
    1,645,440.90x = 2,092,855,594,909.68
  5. Step 5: Solve for x
    x = 2,092,855,594,909.68/1,645,440.90
  6. Step 6: Final answer
    x = 1,271,911.74

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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.