Home / 1,844,237.40-2,768,429.70-1,425,370.20

Finding the Fourth Proportional to 1,844,237.40, 2,768,429.70 and 1,425,370.20

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Solution

The fourth proportional to 1,844,237.40, 2,768,429.70 and 1,425,370.20 is: 2,139,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,237.40 : 2,768,429.70 = 1,425,370.20 : x
  2. Step 2: Convert to fraction form
    1,844,237.40/2,768,429.70 = 1,425,370.20/x
  3. Step 3: Cross multiply
    1,844,237.40x = 2,768,429.70 × 1,425,370.20
  4. Step 4: Simplify right side
    1,844,237.40x = 3,946,037,195,174.94
  5. Step 5: Solve for x
    x = 3,946,037,195,174.94/1,844,237.40
  6. Step 6: Final answer
    x = 2,139,657.94

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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.