Home / 2,159,196-2,979,952.92-1,253,778

Finding the Fourth Proportional to 2,159,196, 2,979,952.92 and 1,253,778

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Solution

The fourth proportional to 2,159,196, 2,979,952.92 and 1,253,778 is: 1,730,366.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,196 : 2,979,952.92 = 1,253,778 : x
  2. Step 2: Convert to fraction form
    2,159,196/2,979,952.92 = 1,253,778/x
  3. Step 3: Cross multiply
    2,159,196x = 2,979,952.92 × 1,253,778
  4. Step 4: Simplify right side
    2,159,196x = 3,736,199,412,131.76
  5. Step 5: Solve for x
    x = 3,736,199,412,131.76/2,159,196
  6. Step 6: Final answer
    x = 1,730,366.03

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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.