Home / 2,874,610.28-4,312,346.06-928,688.64

Finding the Fourth Proportional to 2,874,610.28, 4,312,346.06 and 928,688.64

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Solution

The fourth proportional to 2,874,610.28, 4,312,346.06 and 928,688.64 is: 1,393,172.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,610.28 : 4,312,346.06 = 928,688.64 : x
  2. Step 2: Convert to fraction form
    2,874,610.28/4,312,346.06 = 928,688.64/x
  3. Step 3: Cross multiply
    2,874,610.28x = 4,312,346.06 × 928,688.64
  4. Step 4: Simplify right side
    2,874,610.28x = 4,004,826,799,992.48
  5. Step 5: Solve for x
    x = 4,004,826,799,992.48/2,874,610.28
  6. Step 6: Final answer
    x = 1,393,172.09

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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.