Home / 1,771,243.60-2,656,865.40-1,624,277.20

Finding the Fourth Proportional to 1,771,243.60, 2,656,865.40 and 1,624,277.20

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Solution

The fourth proportional to 1,771,243.60, 2,656,865.40 and 1,624,277.20 is: 2,436,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,243.60 : 2,656,865.40 = 1,624,277.20 : x
  2. Step 2: Convert to fraction form
    1,771,243.60/2,656,865.40 = 1,624,277.20/x
  3. Step 3: Cross multiply
    1,771,243.60x = 2,656,865.40 × 1,624,277.20
  4. Step 4: Simplify right side
    1,771,243.60x = 4,315,485,892,688.88
  5. Step 5: Solve for x
    x = 4,315,485,892,688.88/1,771,243.60
  6. Step 6: Final answer
    x = 2,436,415.80

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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.