Home / 2,171,975.10-3,257,946.45-655,655.10

Finding the Fourth Proportional to 2,171,975.10, 3,257,946.45 and 655,655.10

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Solution

The fourth proportional to 2,171,975.10, 3,257,946.45 and 655,655.10 is: 983,477.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,975.10 : 3,257,946.45 = 655,655.10 : x
  2. Step 2: Convert to fraction form
    2,171,975.10/3,257,946.45 = 655,655.10/x
  3. Step 3: Cross multiply
    2,171,975.10x = 3,257,946.45 × 655,655.10
  4. Step 4: Simplify right side
    2,171,975.10x = 2,136,089,205,469.40
  5. Step 5: Solve for x
    x = 2,136,089,205,469.40/2,171,975.10
  6. Step 6: Final answer
    x = 983,477.76

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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.