Home / 2,065,743.03-2,847,720.87-1,443,616.66

Finding the Fourth Proportional to 2,065,743.03, 2,847,720.87 and 1,443,616.66

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Solution

The fourth proportional to 2,065,743.03, 2,847,720.87 and 1,443,616.66 is: 1,990,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,743.03 : 2,847,720.87 = 1,443,616.66 : x
  2. Step 2: Convert to fraction form
    2,065,743.03/2,847,720.87 = 1,443,616.66/x
  3. Step 3: Cross multiply
    2,065,743.03x = 2,847,720.87 × 1,443,616.66
  4. Step 4: Simplify right side
    2,065,743.03x = 4,111,017,299,934.91
  5. Step 5: Solve for x
    x = 4,111,017,299,934.91/2,065,743.03
  6. Step 6: Final answer
    x = 1,990,091.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.