Home / 5,174,667.70-7,762,001.55-1,808,523.70

Finding the Fourth Proportional to 5,174,667.70, 7,762,001.55 and 1,808,523.70

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Solution

The fourth proportional to 5,174,667.70, 7,762,001.55 and 1,808,523.70 is: 2,712,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174,667.70 : 7,762,001.55 = 1,808,523.70 : x
  2. Step 2: Convert to fraction form
    5,174,667.70/7,762,001.55 = 1,808,523.70/x
  3. Step 3: Cross multiply
    5,174,667.70x = 7,762,001.55 × 1,808,523.70
  4. Step 4: Simplify right side
    5,174,667.70x = 14,037,763,762,611.73
  5. Step 5: Solve for x
    x = 14,037,763,762,611.73/5,174,667.70
  6. Step 6: Final answer
    x = 2,712,785.55

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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.