Home / 1,905,252.84-2,629,238.94-1,045,827.72

Finding the Fourth Proportional to 1,905,252.84, 2,629,238.94 and 1,045,827.72

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Solution

The fourth proportional to 1,905,252.84, 2,629,238.94 and 1,045,827.72 is: 1,443,236.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,252.84 : 2,629,238.94 = 1,045,827.72 : x
  2. Step 2: Convert to fraction form
    1,905,252.84/2,629,238.94 = 1,045,827.72/x
  3. Step 3: Cross multiply
    1,905,252.84x = 2,629,238.94 × 1,045,827.72
  4. Step 4: Simplify right side
    1,905,252.84x = 2,749,730,965,955.42
  5. Step 5: Solve for x
    x = 2,749,730,965,955.42/1,905,252.84
  6. Step 6: Final answer
    x = 1,443,236.78

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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.