Home / 2,176,985.09-3,004,275.26-1,196,965.55

Finding the Fourth Proportional to 2,176,985.09, 3,004,275.26 and 1,196,965.55

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Solution

The fourth proportional to 2,176,985.09, 3,004,275.26 and 1,196,965.55 is: 1,651,832.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,985.09 : 3,004,275.26 = 1,196,965.55 : x
  2. Step 2: Convert to fraction form
    2,176,985.09/3,004,275.26 = 1,196,965.55/x
  3. Step 3: Cross multiply
    2,176,985.09x = 3,004,275.26 × 1,196,965.55
  4. Step 4: Simplify right side
    2,176,985.09x = 3,596,013,976,908.33
  5. Step 5: Solve for x
    x = 3,596,013,976,908.33/2,176,985.09
  6. Step 6: Final answer
    x = 1,651,832.16

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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.