Home / 1,820,573.80-2,725,611.90-1,610,621.80

Finding the Fourth Proportional to 1,820,573.80, 2,725,611.90 and 1,610,621.80

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Solution

The fourth proportional to 1,820,573.80, 2,725,611.90 and 1,610,621.80 is: 2,411,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,573.80 : 2,725,611.90 = 1,610,621.80 : x
  2. Step 2: Convert to fraction form
    1,820,573.80/2,725,611.90 = 1,610,621.80/x
  3. Step 3: Cross multiply
    1,820,573.80x = 2,725,611.90 × 1,610,621.80
  4. Step 4: Simplify right side
    1,820,573.80x = 4,389,929,944,479.42
  5. Step 5: Solve for x
    x = 4,389,929,944,479.42/1,820,573.80
  6. Step 6: Final answer
    x = 2,411,289.20

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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.