Home / 2,011,937.80-3,017,906.70-664,308.40

Finding the Fourth Proportional to 2,011,937.80, 3,017,906.70 and 664,308.40

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Solution

The fourth proportional to 2,011,937.80, 3,017,906.70 and 664,308.40 is: 996,462.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,937.80 : 3,017,906.70 = 664,308.40 : x
  2. Step 2: Convert to fraction form
    2,011,937.80/3,017,906.70 = 664,308.40/x
  3. Step 3: Cross multiply
    2,011,937.80x = 3,017,906.70 × 664,308.40
  4. Step 4: Simplify right side
    2,011,937.80x = 2,004,820,771,226.28
  5. Step 5: Solve for x
    x = 2,004,820,771,226.28/2,011,937.80
  6. Step 6: Final answer
    x = 996,462.60

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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.