Home / 2,047,245.40-3,073,395.30-1,289,085.40

Finding the Fourth Proportional to 2,047,245.40, 3,073,395.30 and 1,289,085.40

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Solution

The fourth proportional to 2,047,245.40, 3,073,395.30 and 1,289,085.40 is: 1,935,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,245.40 : 3,073,395.30 = 1,289,085.40 : x
  2. Step 2: Convert to fraction form
    2,047,245.40/3,073,395.30 = 1,289,085.40/x
  3. Step 3: Cross multiply
    2,047,245.40x = 3,073,395.30 × 1,289,085.40
  4. Step 4: Simplify right side
    2,047,245.40x = 3,961,869,009,658.62
  5. Step 5: Solve for x
    x = 3,961,869,009,658.62/2,047,245.40
  6. Step 6: Final answer
    x = 1,935,219.40

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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.