Home / 2,957,842.61-4,082,009.47-1,668,212.45

Finding the Fourth Proportional to 2,957,842.61, 4,082,009.47 and 1,668,212.45

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Solution

The fourth proportional to 2,957,842.61, 4,082,009.47 and 1,668,212.45 is: 2,302,238.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957,842.61 : 4,082,009.47 = 1,668,212.45 : x
  2. Step 2: Convert to fraction form
    2,957,842.61/4,082,009.47 = 1,668,212.45/x
  3. Step 3: Cross multiply
    2,957,842.61x = 4,082,009.47 × 1,668,212.45
  4. Step 4: Simplify right side
    2,957,842.61x = 6,809,658,994,291.32
  5. Step 5: Solve for x
    x = 6,809,658,994,291.32/2,957,842.61
  6. Step 6: Final answer
    x = 2,302,238.46

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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.