Home / 3,621,809.60-5,432,714.40-1,097,136.80

Finding the Fourth Proportional to 3,621,809.60, 5,432,714.40 and 1,097,136.80

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Solution

The fourth proportional to 3,621,809.60, 5,432,714.40 and 1,097,136.80 is: 1,645,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,809.60 : 5,432,714.40 = 1,097,136.80 : x
  2. Step 2: Convert to fraction form
    3,621,809.60/5,432,714.40 = 1,097,136.80/x
  3. Step 3: Cross multiply
    3,621,809.60x = 5,432,714.40 × 1,097,136.80
  4. Step 4: Simplify right side
    3,621,809.60x = 5,960,430,892,129.92
  5. Step 5: Solve for x
    x = 5,960,430,892,129.92/3,621,809.60
  6. Step 6: Final answer
    x = 1,645,705.20

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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.