Home / 3,281,592.40-4,917,089.40-1,857,413.20

Finding the Fourth Proportional to 3,281,592.40, 4,917,089.40 and 1,857,413.20

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Solution

The fourth proportional to 3,281,592.40, 4,917,089.40 and 1,857,413.20 is: 2,783,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,592.40 : 4,917,089.40 = 1,857,413.20 : x
  2. Step 2: Convert to fraction form
    3,281,592.40/4,917,089.40 = 1,857,413.20/x
  3. Step 3: Cross multiply
    3,281,592.40x = 4,917,089.40 × 1,857,413.20
  4. Step 4: Simplify right side
    3,281,592.40x = 9,133,066,757,140.08
  5. Step 5: Solve for x
    x = 9,133,066,757,140.08/3,281,592.40
  6. Step 6: Final answer
    x = 2,783,120.40

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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.