Home / 3,231,290.16-4,459,158.08-1,780,986.38

Finding the Fourth Proportional to 3,231,290.16, 4,459,158.08 and 1,780,986.38

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Solution

The fourth proportional to 3,231,290.16, 4,459,158.08 and 1,780,986.38 is: 2,457,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,290.16 : 4,459,158.08 = 1,780,986.38 : x
  2. Step 2: Convert to fraction form
    3,231,290.16/4,459,158.08 = 1,780,986.38/x
  3. Step 3: Cross multiply
    3,231,290.16x = 4,459,158.08 × 1,780,986.38
  4. Step 4: Simplify right side
    3,231,290.16x = 7,941,699,775,546.23
  5. Step 5: Solve for x
    x = 7,941,699,775,546.23/3,231,290.16
  6. Step 6: Final answer
    x = 2,457,748.88

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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.