Home / 3,144,429.90-4,338,879.74-1,837,368.44

Finding the Fourth Proportional to 3,144,429.90, 4,338,879.74 and 1,837,368.44

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Solution

The fourth proportional to 3,144,429.90, 4,338,879.74 and 1,837,368.44 is: 2,535,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,429.90 : 4,338,879.74 = 1,837,368.44 : x
  2. Step 2: Convert to fraction form
    3,144,429.90/4,338,879.74 = 1,837,368.44/x
  3. Step 3: Cross multiply
    3,144,429.90x = 4,338,879.74 × 1,837,368.44
  4. Step 4: Simplify right side
    3,144,429.90x = 7,972,120,668,350.17
  5. Step 5: Solve for x
    x = 7,972,120,668,350.17/3,144,429.90
  6. Step 6: Final answer
    x = 2,535,315.12

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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.