Home / 3,669,285.40-5,503,928.10-1,968,674.20

Finding the Fourth Proportional to 3,669,285.40, 5,503,928.10 and 1,968,674.20

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Solution

The fourth proportional to 3,669,285.40, 5,503,928.10 and 1,968,674.20 is: 2,953,011.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,285.40 : 5,503,928.10 = 1,968,674.20 : x
  2. Step 2: Convert to fraction form
    3,669,285.40/5,503,928.10 = 1,968,674.20/x
  3. Step 3: Cross multiply
    3,669,285.40x = 5,503,928.10 × 1,968,674.20
  4. Step 4: Simplify right side
    3,669,285.40x = 10,835,441,249,125.02
  5. Step 5: Solve for x
    x = 10,835,441,249,125.02/3,669,285.40
  6. Step 6: Final answer
    x = 2,953,011.30

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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.