Home / 2,915,829.60-4,373,744.40-2,017,021.20

Finding the Fourth Proportional to 2,915,829.60, 4,373,744.40 and 2,017,021.20

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Solution

The fourth proportional to 2,915,829.60, 4,373,744.40 and 2,017,021.20 is: 3,025,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,829.60 : 4,373,744.40 = 2,017,021.20 : x
  2. Step 2: Convert to fraction form
    2,915,829.60/4,373,744.40 = 2,017,021.20/x
  3. Step 3: Cross multiply
    2,915,829.60x = 4,373,744.40 × 2,017,021.20
  4. Step 4: Simplify right side
    2,915,829.60x = 8,821,935,178,181.28
  5. Step 5: Solve for x
    x = 8,821,935,178,181.28/2,915,829.60
  6. Step 6: Final answer
    x = 3,025,531.80

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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.