Home / 1,301,991.96-1,953,266.58-403,413.72

Finding the Fourth Proportional to 1,301,991.96, 1,953,266.58 and 403,413.72

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Solution

The fourth proportional to 1,301,991.96, 1,953,266.58 and 403,413.72 is: 605,206.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,991.96 : 1,953,266.58 = 403,413.72 : x
  2. Step 2: Convert to fraction form
    1,301,991.96/1,953,266.58 = 403,413.72/x
  3. Step 3: Cross multiply
    1,301,991.96x = 1,953,266.58 × 403,413.72
  4. Step 4: Simplify right side
    1,301,991.96x = 787,974,537,189.48
  5. Step 5: Solve for x
    x = 787,974,537,189.48/1,301,991.96
  6. Step 6: Final answer
    x = 605,206.91

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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.