Home / 1,788,900.09-2,681,483.42-724,676.73

Finding the Fourth Proportional to 1,788,900.09, 2,681,483.42 and 724,676.73

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Solution

The fourth proportional to 1,788,900.09, 2,681,483.42 and 724,676.73 is: 1,086,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,900.09 : 2,681,483.42 = 724,676.73 : x
  2. Step 2: Convert to fraction form
    1,788,900.09/2,681,483.42 = 724,676.73/x
  3. Step 3: Cross multiply
    1,788,900.09x = 2,681,483.42 × 724,676.73
  4. Step 4: Simplify right side
    1,788,900.09x = 1,943,208,632,731.43
  5. Step 5: Solve for x
    x = 1,943,208,632,731.43/1,788,900.09
  6. Step 6: Final answer
    x = 1,086,258.89

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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.