Home / 1,044,120.80-1,566,181.20-379,186.40

Finding the Fourth Proportional to 1,044,120.80, 1,566,181.20 and 379,186.40

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Solution

The fourth proportional to 1,044,120.80, 1,566,181.20 and 379,186.40 is: 568,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,120.80 : 1,566,181.20 = 379,186.40 : x
  2. Step 2: Convert to fraction form
    1,044,120.80/1,566,181.20 = 379,186.40/x
  3. Step 3: Cross multiply
    1,044,120.80x = 1,566,181.20 × 379,186.40
  4. Step 4: Simplify right side
    1,044,120.80x = 593,874,610,975.68
  5. Step 5: Solve for x
    x = 593,874,610,975.68/1,044,120.80
  6. Step 6: Final answer
    x = 568,779.60

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Double scale
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1.5x scale

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.