Home / 3,842,041.86-5,302,319.38-2,188,259.20

Finding the Fourth Proportional to 3,842,041.86, 5,302,319.38 and 2,188,259.20

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Solution

The fourth proportional to 3,842,041.86, 5,302,319.38 and 2,188,259.20 is: 3,019,969.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,041.86 : 5,302,319.38 = 2,188,259.20 : x
  2. Step 2: Convert to fraction form
    3,842,041.86/5,302,319.38 = 2,188,259.20/x
  3. Step 3: Cross multiply
    3,842,041.86x = 5,302,319.38 × 2,188,259.20
  4. Step 4: Simplify right side
    3,842,041.86x = 11,602,849,164,623.30
  5. Step 5: Solve for x
    x = 11,602,849,164,623.30/3,842,041.86
  6. Step 6: Final answer
    x = 3,019,969.48

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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.