Home / 1,692,142.38-2,536,951.19-1,018,065.71

Finding the Fourth Proportional to 1,692,142.38, 2,536,951.19 and 1,018,065.71

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Solution

The fourth proportional to 1,692,142.38, 2,536,951.19 and 1,018,065.71 is: 1,526,339.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,142.38 : 2,536,951.19 = 1,018,065.71 : x
  2. Step 2: Convert to fraction form
    1,692,142.38/2,536,951.19 = 1,018,065.71/x
  3. Step 3: Cross multiply
    1,692,142.38x = 2,536,951.19 × 1,018,065.71
  4. Step 4: Simplify right side
    1,692,142.38x = 2,582,783,015,734.74
  5. Step 5: Solve for x
    x = 2,582,783,015,734.74/1,692,142.38
  6. Step 6: Final answer
    x = 1,526,339.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.