Home / 1,665,134.55-2,297,885.70-901,188.11

Finding the Fourth Proportional to 1,665,134.55, 2,297,885.70 and 901,188.11

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Solution

The fourth proportional to 1,665,134.55, 2,297,885.70 and 901,188.11 is: 1,243,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,134.55 : 2,297,885.70 = 901,188.11 : x
  2. Step 2: Convert to fraction form
    1,665,134.55/2,297,885.70 = 901,188.11/x
  3. Step 3: Cross multiply
    1,665,134.55x = 2,297,885.70 × 901,188.11
  4. Step 4: Simplify right side
    1,665,134.55x = 2,070,827,259,489.60
  5. Step 5: Solve for x
    x = 2,070,827,259,489.60/1,665,134.55
  6. Step 6: Final answer
    x = 1,243,639.60

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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.