Home / 3,099,206.40-4,648,809.60-1,664,315.70

Finding the Fourth Proportional to 3,099,206.40, 4,648,809.60 and 1,664,315.70

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Solution

The fourth proportional to 3,099,206.40, 4,648,809.60 and 1,664,315.70 is: 2,496,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099,206.40 : 4,648,809.60 = 1,664,315.70 : x
  2. Step 2: Convert to fraction form
    3,099,206.40/4,648,809.60 = 1,664,315.70/x
  3. Step 3: Cross multiply
    3,099,206.40x = 4,648,809.60 × 1,664,315.70
  4. Step 4: Simplify right side
    3,099,206.40x = 7,737,086,803,590.72
  5. Step 5: Solve for x
    x = 7,737,086,803,590.72/3,099,206.40
  6. Step 6: Final answer
    x = 2,496,473.55

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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.