Home / 3,532,935.40-5,300,958.30-1,638,701.80

Finding the Fourth Proportional to 3,532,935.40, 5,300,958.30 and 1,638,701.80

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Solution

The fourth proportional to 3,532,935.40, 5,300,958.30 and 1,638,701.80 is: 2,458,774.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,935.40 : 5,300,958.30 = 1,638,701.80 : x
  2. Step 2: Convert to fraction form
    3,532,935.40/5,300,958.30 = 1,638,701.80/x
  3. Step 3: Cross multiply
    3,532,935.40x = 5,300,958.30 × 1,638,701.80
  4. Step 4: Simplify right side
    3,532,935.40x = 8,686,689,907,934.94
  5. Step 5: Solve for x
    x = 8,686,689,907,934.94/3,532,935.40
  6. Step 6: Final answer
    x = 2,458,774.06

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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.