Home / 4,021,362.81-6,030,764.30-1,325,185.05

Finding the Fourth Proportional to 4,021,362.81, 6,030,764.30 and 1,325,185.05

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Solution

The fourth proportional to 4,021,362.81, 6,030,764.30 and 1,325,185.05 is: 1,987,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,362.81 : 6,030,764.30 = 1,325,185.05 : x
  2. Step 2: Convert to fraction form
    4,021,362.81/6,030,764.30 = 1,325,185.05/x
  3. Step 3: Cross multiply
    4,021,362.81x = 6,030,764.30 × 1,325,185.05
  4. Step 4: Simplify right side
    4,021,362.81x = 7,991,878,683,807.79
  5. Step 5: Solve for x
    x = 7,991,878,683,807.79/4,021,362.81
  6. Step 6: Final answer
    x = 1,987,355.79

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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.