Home / 3,187,439.45-4,782,567.74-1,670,759.74

Finding the Fourth Proportional to 3,187,439.45, 4,782,567.74 and 1,670,759.74

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Solution

The fourth proportional to 3,187,439.45, 4,782,567.74 and 1,670,759.74 is: 2,506,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,439.45 : 4,782,567.74 = 1,670,759.74 : x
  2. Step 2: Convert to fraction form
    3,187,439.45/4,782,567.74 = 1,670,759.74/x
  3. Step 3: Cross multiply
    3,187,439.45x = 4,782,567.74 × 1,670,759.74
  4. Step 4: Simplify right side
    3,187,439.45x = 7,990,521,601,548.15
  5. Step 5: Solve for x
    x = 7,990,521,601,548.15/3,187,439.45
  6. Step 6: Final answer
    x = 2,506,877.93

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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.