Home / 3,689,568.60-5,533,040.70-1,668,780.60

Finding the Fourth Proportional to 3,689,568.60, 5,533,040.70 and 1,668,780.60

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Solution

The fourth proportional to 3,689,568.60, 5,533,040.70 and 1,668,780.60 is: 2,502,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,568.60 : 5,533,040.70 = 1,668,780.60 : x
  2. Step 2: Convert to fraction form
    3,689,568.60/5,533,040.70 = 1,668,780.60/x
  3. Step 3: Cross multiply
    3,689,568.60x = 5,533,040.70 × 1,668,780.60
  4. Step 4: Simplify right side
    3,689,568.60x = 9,233,430,979,170.42
  5. Step 5: Solve for x
    x = 9,233,430,979,170.42/3,689,568.60
  6. Step 6: Final answer
    x = 2,502,577.40

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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.