Home / 2,955,413.72-4,078,378.44-1,732,533.72

Finding the Fourth Proportional to 2,955,413.72, 4,078,378.44 and 1,732,533.72

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Solution

The fourth proportional to 2,955,413.72, 4,078,378.44 and 1,732,533.72 is: 2,390,842.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,413.72 : 4,078,378.44 = 1,732,533.72 : x
  2. Step 2: Convert to fraction form
    2,955,413.72/4,078,378.44 = 1,732,533.72/x
  3. Step 3: Cross multiply
    2,955,413.72x = 4,078,378.44 × 1,732,533.72
  4. Step 4: Simplify right side
    2,955,413.72x = 7,065,928,170,221.00
  5. Step 5: Solve for x
    x = 7,065,928,170,221.00/2,955,413.72
  6. Step 6: Final answer
    x = 2,390,842.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.