Home / 2,923,697.85-4,382,601.78-1,218,784.35

Finding the Fourth Proportional to 2,923,697.85, 4,382,601.78 and 1,218,784.35

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Solution

The fourth proportional to 2,923,697.85, 4,382,601.78 and 1,218,784.35 is: 1,826,948.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923,697.85 : 4,382,601.78 = 1,218,784.35 : x
  2. Step 2: Convert to fraction form
    2,923,697.85/4,382,601.78 = 1,218,784.35/x
  3. Step 3: Cross multiply
    2,923,697.85x = 4,382,601.78 × 1,218,784.35
  4. Step 4: Simplify right side
    2,923,697.85x = 5,341,446,461,746.14
  5. Step 5: Solve for x
    x = 5,341,446,461,746.14/2,923,697.85
  6. Step 6: Final answer
    x = 1,826,948.86

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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.