Home / 3,828,122.76-5,282,929.04-2,196,828.52

Finding the Fourth Proportional to 3,828,122.76, 5,282,929.04 and 2,196,828.52

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Solution

The fourth proportional to 3,828,122.76, 5,282,929.04 and 2,196,828.52 is: 3,031,692.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,122.76 : 5,282,929.04 = 2,196,828.52 : x
  2. Step 2: Convert to fraction form
    3,828,122.76/5,282,929.04 = 2,196,828.52/x
  3. Step 3: Cross multiply
    3,828,122.76x = 5,282,929.04 × 2,196,828.52
  4. Step 4: Simplify right side
    3,828,122.76x = 11,605,689,184,208.22
  5. Step 5: Solve for x
    x = 11,605,689,184,208.22/3,828,122.76
  6. Step 6: Final answer
    x = 3,031,692.01

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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.