Home / 1,326,219.46-1,989,640.23-527,546.50

Finding the Fourth Proportional to 1,326,219.46, 1,989,640.23 and 527,546.50

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Solution

The fourth proportional to 1,326,219.46, 1,989,640.23 and 527,546.50 is: 791,443.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,219.46 : 1,989,640.23 = 527,546.50 : x
  2. Step 2: Convert to fraction form
    1,326,219.46/1,989,640.23 = 527,546.50/x
  3. Step 3: Cross multiply
    1,326,219.46x = 1,989,640.23 × 527,546.50
  4. Step 4: Simplify right side
    1,326,219.46x = 1,049,627,731,983.86
  5. Step 5: Solve for x
    x = 1,049,627,731,983.86/1,326,219.46
  6. Step 6: Final answer
    x = 791,443.47

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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.