Home / 1,816,890.20-2,731,240.20-1,557,074.60

Finding the Fourth Proportional to 1,816,890.20, 2,731,240.20 and 1,557,074.60

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Solution

The fourth proportional to 1,816,890.20, 2,731,240.20 and 1,557,074.60 is: 2,340,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,890.20 : 2,731,240.20 = 1,557,074.60 : x
  2. Step 2: Convert to fraction form
    1,816,890.20/2,731,240.20 = 1,557,074.60/x
  3. Step 3: Cross multiply
    1,816,890.20x = 2,731,240.20 × 1,557,074.60
  4. Step 4: Simplify right side
    1,816,890.20x = 4,252,744,741,918.92
  5. Step 5: Solve for x
    x = 4,252,744,741,918.92/1,816,890.20
  6. Step 6: Final answer
    x = 2,340,672.40

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1.5x scale

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.