Home / 2,685,016.60-4,029,728.10-2,664,021.40

Finding the Fourth Proportional to 2,685,016.60, 4,029,728.10 and 2,664,021.40

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Solution

The fourth proportional to 2,685,016.60, 4,029,728.10 and 2,664,021.40 is: 3,998,218.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,016.60 : 4,029,728.10 = 2,664,021.40 : x
  2. Step 2: Convert to fraction form
    2,685,016.60/4,029,728.10 = 2,664,021.40/x
  3. Step 3: Cross multiply
    2,685,016.60x = 4,029,728.10 × 2,664,021.40
  4. Step 4: Simplify right side
    2,685,016.60x = 10,735,281,894,581.34
  5. Step 5: Solve for x
    x = 10,735,281,894,581.34/2,685,016.60
  6. Step 6: Final answer
    x = 3,998,218.07

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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.