Home / 1,905,857.10-2,630,128.46-1,034,728.44

Finding the Fourth Proportional to 1,905,857.10, 2,630,128.46 and 1,034,728.44

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Solution

The fourth proportional to 1,905,857.10, 2,630,128.46 and 1,034,728.44 is: 1,427,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,857.10 : 2,630,128.46 = 1,034,728.44 : x
  2. Step 2: Convert to fraction form
    1,905,857.10/2,630,128.46 = 1,034,728.44/x
  3. Step 3: Cross multiply
    1,905,857.10x = 2,630,128.46 × 1,034,728.44
  4. Step 4: Simplify right side
    1,905,857.10x = 2,721,468,718,173.25
  5. Step 5: Solve for x
    x = 2,721,468,718,173.25/1,905,857.10
  6. Step 6: Final answer
    x = 1,427,950.04

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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.