Home / 2,047,390.48-2,825,390.96-1,129,676.80

Finding the Fourth Proportional to 2,047,390.48, 2,825,390.96 and 1,129,676.80

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Solution

The fourth proportional to 2,047,390.48, 2,825,390.96 and 1,129,676.80 is: 1,558,949.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,390.48 : 2,825,390.96 = 1,129,676.80 : x
  2. Step 2: Convert to fraction form
    2,047,390.48/2,825,390.96 = 1,129,676.80/x
  3. Step 3: Cross multiply
    2,047,390.48x = 2,825,390.96 × 1,129,676.80
  4. Step 4: Simplify right side
    2,047,390.48x = 3,191,778,618,441.73
  5. Step 5: Solve for x
    x = 3,191,778,618,441.73/2,047,390.48
  6. Step 6: Final answer
    x = 1,558,949.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.