Home / 1,546,998.76-2,134,825.05-858,630.40

Finding the Fourth Proportional to 1,546,998.76, 2,134,825.05 and 858,630.40

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Solution

The fourth proportional to 1,546,998.76, 2,134,825.05 and 858,630.40 is: 1,184,891.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546,998.76 : 2,134,825.05 = 858,630.40 : x
  2. Step 2: Convert to fraction form
    1,546,998.76/2,134,825.05 = 858,630.40/x
  3. Step 3: Cross multiply
    1,546,998.76x = 2,134,825.05 × 858,630.40
  4. Step 4: Simplify right side
    1,546,998.76x = 1,833,025,686,611.52
  5. Step 5: Solve for x
    x = 1,833,025,686,611.52/1,546,998.76
  6. Step 6: Final answer
    x = 1,184,891.50

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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.