Home / 1,101,357.29-1,652,035.94-391,413.35

Finding the Fourth Proportional to 1,101,357.29, 1,652,035.94 and 391,413.35

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Solution

The fourth proportional to 1,101,357.29, 1,652,035.94 and 391,413.35 is: 587,120.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,357.29 : 1,652,035.94 = 391,413.35 : x
  2. Step 2: Convert to fraction form
    1,101,357.29/1,652,035.94 = 391,413.35/x
  3. Step 3: Cross multiply
    1,101,357.29x = 1,652,035.94 × 391,413.35
  4. Step 4: Simplify right side
    1,101,357.29x = 646,628,911,378.55
  5. Step 5: Solve for x
    x = 646,628,911,378.55/1,101,357.29
  6. Step 6: Final answer
    x = 587,120.02

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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.