Home / 3,830,978.17-5,746,467.19-3,639,413.35

Finding the Fourth Proportional to 3,830,978.17, 5,746,467.19 and 3,639,413.35

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Solution

The fourth proportional to 3,830,978.17, 5,746,467.19 and 3,639,413.35 is: 5,459,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,978.17 : 5,746,467.19 = 3,639,413.35 : x
  2. Step 2: Convert to fraction form
    3,830,978.17/5,746,467.19 = 3,639,413.35/x
  3. Step 3: Cross multiply
    3,830,978.17x = 5,746,467.19 × 3,639,413.35
  4. Step 4: Simplify right side
    3,830,978.17x = 20,913,769,406,622.99
  5. Step 5: Solve for x
    x = 20,913,769,406,622.99/3,830,978.17
  6. Step 6: Final answer
    x = 5,459,119.96

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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.