Home / 2,103,183.40-3,156,848.70-1,039,426.60

Finding the Fourth Proportional to 2,103,183.40, 3,156,848.70 and 1,039,426.60

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Solution

The fourth proportional to 2,103,183.40, 3,156,848.70 and 1,039,426.60 is: 1,560,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,183.40 : 3,156,848.70 = 1,039,426.60 : x
  2. Step 2: Convert to fraction form
    2,103,183.40/3,156,848.70 = 1,039,426.60/x
  3. Step 3: Cross multiply
    2,103,183.40x = 3,156,848.70 × 1,039,426.60
  4. Step 4: Simplify right side
    2,103,183.40x = 3,281,312,510,955.42
  5. Step 5: Solve for x
    x = 3,281,312,510,955.42/2,103,183.40
  6. Step 6: Final answer
    x = 1,560,164.71

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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.