Home / 1,014,413.85-1,401,349.28-810,196.65

Finding the Fourth Proportional to 1,014,413.85, 1,401,349.28 and 810,196.65

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Solution

The fourth proportional to 1,014,413.85, 1,401,349.28 and 810,196.65 is: 1,119,235.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,413.85 : 1,401,349.28 = 810,196.65 : x
  2. Step 2: Convert to fraction form
    1,014,413.85/1,401,349.28 = 810,196.65/x
  3. Step 3: Cross multiply
    1,014,413.85x = 1,401,349.28 × 810,196.65
  4. Step 4: Simplify right side
    1,014,413.85x = 1,135,368,488,084.93
  5. Step 5: Solve for x
    x = 1,135,368,488,084.93/1,014,413.85
  6. Step 6: Final answer
    x = 1,119,235.99

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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.