Home / 2,986,995-4,122,364.17-1,841,045.88

Finding the Fourth Proportional to 2,986,995, 4,122,364.17 and 1,841,045.88

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Solution

The fourth proportional to 2,986,995, 4,122,364.17 and 1,841,045.88 is: 2,540,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,995 : 4,122,364.17 = 1,841,045.88 : x
  2. Step 2: Convert to fraction form
    2,986,995/4,122,364.17 = 1,841,045.88/x
  3. Step 3: Cross multiply
    2,986,995x = 4,122,364.17 × 1,841,045.88
  4. Step 4: Simplify right side
    2,986,995x = 7,589,461,571,038.12
  5. Step 5: Solve for x
    x = 7,589,461,571,038.12/2,986,995
  6. Step 6: Final answer
    x = 2,540,835.04

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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.