Home / 1,340,471.76-1,849,804.20-736,855.44

Finding the Fourth Proportional to 1,340,471.76, 1,849,804.20 and 736,855.44

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Solution

The fourth proportional to 1,340,471.76, 1,849,804.20 and 736,855.44 is: 1,016,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,471.76 : 1,849,804.20 = 736,855.44 : x
  2. Step 2: Convert to fraction form
    1,340,471.76/1,849,804.20 = 736,855.44/x
  3. Step 3: Cross multiply
    1,340,471.76x = 1,849,804.20 × 736,855.44
  4. Step 4: Simplify right side
    1,340,471.76x = 1,363,038,287,704.85
  5. Step 5: Solve for x
    x = 1,363,038,287,704.85/1,340,471.76
  6. Step 6: Final answer
    x = 1,016,834.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.