Home / 1,993,033.60-2,997,423.60-1,788,330.40

Finding the Fourth Proportional to 1,993,033.60, 2,997,423.60 and 1,788,330.40

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Solution

The fourth proportional to 1,993,033.60, 2,997,423.60 and 1,788,330.40 is: 2,689,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,033.60 : 2,997,423.60 = 1,788,330.40 : x
  2. Step 2: Convert to fraction form
    1,993,033.60/2,997,423.60 = 1,788,330.40/x
  3. Step 3: Cross multiply
    1,993,033.60x = 2,997,423.60 × 1,788,330.40
  4. Step 4: Simplify right side
    1,993,033.60x = 5,360,383,745,557.44
  5. Step 5: Solve for x
    x = 5,360,383,745,557.44/1,993,033.60
  6. Step 6: Final answer
    x = 2,689,560.15

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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.