Home / 1,822,169.40-2,733,254.10-1,318,284.60

Finding the Fourth Proportional to 1,822,169.40, 2,733,254.10 and 1,318,284.60

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Solution

The fourth proportional to 1,822,169.40, 2,733,254.10 and 1,318,284.60 is: 1,977,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,169.40 : 2,733,254.10 = 1,318,284.60 : x
  2. Step 2: Convert to fraction form
    1,822,169.40/2,733,254.10 = 1,318,284.60/x
  3. Step 3: Cross multiply
    1,822,169.40x = 2,733,254.10 × 1,318,284.60
  4. Step 4: Simplify right side
    1,822,169.40x = 3,603,206,787,916.86
  5. Step 5: Solve for x
    x = 3,603,206,787,916.86/1,822,169.40
  6. Step 6: Final answer
    x = 1,977,426.90

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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.