Home / 1,941,574.56-2,913,674.04-679,413.12

Finding the Fourth Proportional to 1,941,574.56, 2,913,674.04 and 679,413.12

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Solution

The fourth proportional to 1,941,574.56, 2,913,674.04 and 679,413.12 is: 1,019,578.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,574.56 : 2,913,674.04 = 679,413.12 : x
  2. Step 2: Convert to fraction form
    1,941,574.56/2,913,674.04 = 679,413.12/x
  3. Step 3: Cross multiply
    1,941,574.56x = 2,913,674.04 × 679,413.12
  4. Step 4: Simplify right side
    1,941,574.56x = 1,979,588,370,179.40
  5. Step 5: Solve for x
    x = 1,979,588,370,179.40/1,941,574.56
  6. Step 6: Final answer
    x = 1,019,578.86

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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.