Home / 3,217,756.40-4,826,560.80-1,619,890.40

Finding the Fourth Proportional to 3,217,756.40, 4,826,560.80 and 1,619,890.40

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Solution

The fourth proportional to 3,217,756.40, 4,826,560.80 and 1,619,890.40 is: 2,429,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,756.40 : 4,826,560.80 = 1,619,890.40 : x
  2. Step 2: Convert to fraction form
    3,217,756.40/4,826,560.80 = 1,619,890.40/x
  3. Step 3: Cross multiply
    3,217,756.40x = 4,826,560.80 × 1,619,890.40
  4. Step 4: Simplify right side
    3,217,756.40x = 7,818,499,504,936.32
  5. Step 5: Solve for x
    x = 7,818,499,504,936.32/3,217,756.40
  6. Step 6: Final answer
    x = 2,429,798.45

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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.