Home / 2,176,987.77-3,004,278.98-1,196,968.23

Finding the Fourth Proportional to 2,176,987.77, 3,004,278.98 and 1,196,968.23

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Solution

The fourth proportional to 2,176,987.77, 3,004,278.98 and 1,196,968.23 is: 1,651,835.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,987.77 : 3,004,278.98 = 1,196,968.23 : x
  2. Step 2: Convert to fraction form
    2,176,987.77/3,004,278.98 = 1,196,968.23/x
  3. Step 3: Cross multiply
    2,176,987.77x = 3,004,278.98 × 1,196,968.23
  4. Step 4: Simplify right side
    2,176,987.77x = 3,596,026,493,116.81
  5. Step 5: Solve for x
    x = 3,596,026,493,116.81/2,176,987.77
  6. Step 6: Final answer
    x = 1,651,835.87

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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.