Home / 2,080,387.80-2,920,941-2,080,387.80

Finding the Fourth Proportional to 2,080,387.80, 2,920,941 and 2,080,387.80

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Solution

The fourth proportional to 2,080,387.80, 2,920,941 and 2,080,387.80 is: 2,920,941

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,387.80 : 2,920,941 = 2,080,387.80 : x
  2. Step 2: Convert to fraction form
    2,080,387.80/2,920,941 = 2,080,387.80/x
  3. Step 3: Cross multiply
    2,080,387.80x = 2,920,941 × 2,080,387.80
  4. Step 4: Simplify right side
    2,080,387.80x = 6,076,690,020,919.80
  5. Step 5: Solve for x
    x = 6,076,690,020,919.80/2,080,387.80
  6. Step 6: Final answer
    x = 2,920,941

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.