Home / 2,176,194.24-3,002,956.80-1,209,263.20

Finding the Fourth Proportional to 2,176,194.24, 3,002,956.80 and 1,209,263.20

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Solution

The fourth proportional to 2,176,194.24, 3,002,956.80 and 1,209,263.20 is: 1,668,676.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,194.24 : 3,002,956.80 = 1,209,263.20 : x
  2. Step 2: Convert to fraction form
    2,176,194.24/3,002,956.80 = 1,209,263.20/x
  3. Step 3: Cross multiply
    2,176,194.24x = 3,002,956.80 × 1,209,263.20
  4. Step 4: Simplify right side
    2,176,194.24x = 3,631,365,149,429.76
  5. Step 5: Solve for x
    x = 3,631,365,149,429.76/2,176,194.24
  6. Step 6: Final answer
    x = 1,668,676.94

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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.