Home / 3,808,340.61-5,255,509.80-2,176,783.12

Finding the Fourth Proportional to 3,808,340.61, 5,255,509.80 and 2,176,783.12

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Solution

The fourth proportional to 3,808,340.61, 5,255,509.80 and 2,176,783.12 is: 3,003,960.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,340.61 : 5,255,509.80 = 2,176,783.12 : x
  2. Step 2: Convert to fraction form
    3,808,340.61/5,255,509.80 = 2,176,783.12/x
  3. Step 3: Cross multiply
    3,808,340.61x = 5,255,509.80 × 2,176,783.12
  4. Step 4: Simplify right side
    3,808,340.61x = 11,440,105,019,634.58
  5. Step 5: Solve for x
    x = 11,440,105,019,634.58/3,808,340.61
  6. Step 6: Final answer
    x = 3,003,960.57

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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.