Home / 2,801,056.80-4,191,908.40-1,679,930.40

Finding the Fourth Proportional to 2,801,056.80, 4,191,908.40 and 1,679,930.40

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Solution

The fourth proportional to 2,801,056.80, 4,191,908.40 and 1,679,930.40 is: 2,514,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,056.80 : 4,191,908.40 = 1,679,930.40 : x
  2. Step 2: Convert to fraction form
    2,801,056.80/4,191,908.40 = 1,679,930.40/x
  3. Step 3: Cross multiply
    2,801,056.80x = 4,191,908.40 × 1,679,930.40
  4. Step 4: Simplify right side
    2,801,056.80x = 7,042,114,355,175.36
  5. Step 5: Solve for x
    x = 7,042,114,355,175.36/2,801,056.80
  6. Step 6: Final answer
    x = 2,514,091.95

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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.