Home / 1,249,085.10-1,723,745.79-697,800.54

Finding the Fourth Proportional to 1,249,085.10, 1,723,745.79 and 697,800.54

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Solution

The fourth proportional to 1,249,085.10, 1,723,745.79 and 697,800.54 is: 962,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,085.10 : 1,723,745.79 = 697,800.54 : x
  2. Step 2: Convert to fraction form
    1,249,085.10/1,723,745.79 = 697,800.54/x
  3. Step 3: Cross multiply
    1,249,085.10x = 1,723,745.79 × 697,800.54
  4. Step 4: Simplify right side
    1,249,085.10x = 1,202,830,743,084.73
  5. Step 5: Solve for x
    x = 1,202,830,743,084.73/1,249,085.10
  6. Step 6: Final answer
    x = 962,969.41

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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.