Home / 2,870,332.97-4,305,391.80-711,365.19

Finding the Fourth Proportional to 2,870,332.97, 4,305,391.80 and 711,365.19

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Solution

The fourth proportional to 2,870,332.97, 4,305,391.80 and 711,365.19 is: 1,067,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,332.97 : 4,305,391.80 = 711,365.19 : x
  2. Step 2: Convert to fraction form
    2,870,332.97/4,305,391.80 = 711,365.19/x
  3. Step 3: Cross multiply
    2,870,332.97x = 4,305,391.80 × 711,365.19
  4. Step 4: Simplify right side
    2,870,332.97x = 3,062,705,838,019.00
  5. Step 5: Solve for x
    x = 3,062,705,838,019.00/2,870,332.97
  6. Step 6: Final answer
    x = 1,067,021.10

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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.