Home / 4,079,466.40-6,123,913.80-2,189,898.40

Finding the Fourth Proportional to 4,079,466.40, 6,123,913.80 and 2,189,898.40

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Solution

The fourth proportional to 4,079,466.40, 6,123,913.80 and 2,189,898.40 is: 3,287,378.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,466.40 : 6,123,913.80 = 2,189,898.40 : x
  2. Step 2: Convert to fraction form
    4,079,466.40/6,123,913.80 = 2,189,898.40/x
  3. Step 3: Cross multiply
    4,079,466.40x = 6,123,913.80 × 2,189,898.40
  4. Step 4: Simplify right side
    4,079,466.40x = 13,410,749,032,357.92
  5. Step 5: Solve for x
    x = 13,410,749,032,357.92/4,079,466.40
  6. Step 6: Final answer
    x = 3,287,378.23

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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.