Home / 2,589,942.40-3,884,913.60-2,170,038.40

Finding the Fourth Proportional to 2,589,942.40, 3,884,913.60 and 2,170,038.40

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Solution

The fourth proportional to 2,589,942.40, 3,884,913.60 and 2,170,038.40 is: 3,255,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,942.40 : 3,884,913.60 = 2,170,038.40 : x
  2. Step 2: Convert to fraction form
    2,589,942.40/3,884,913.60 = 2,170,038.40/x
  3. Step 3: Cross multiply
    2,589,942.40x = 3,884,913.60 × 2,170,038.40
  4. Step 4: Simplify right side
    2,589,942.40x = 8,430,411,692,682.24
  5. Step 5: Solve for x
    x = 8,430,411,692,682.24/2,589,942.40
  6. Step 6: Final answer
    x = 3,255,057.60

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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.