Home / 2,143,536.11-2,958,068.16-1,176,682.85

Finding the Fourth Proportional to 2,143,536.11, 2,958,068.16 and 1,176,682.85

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Solution

The fourth proportional to 2,143,536.11, 2,958,068.16 and 1,176,682.85 is: 1,623,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,536.11 : 2,958,068.16 = 1,176,682.85 : x
  2. Step 2: Convert to fraction form
    2,143,536.11/2,958,068.16 = 1,176,682.85/x
  3. Step 3: Cross multiply
    2,143,536.11x = 2,958,068.16 × 1,176,682.85
  4. Step 4: Simplify right side
    2,143,536.11x = 3,480,708,080,398.23
  5. Step 5: Solve for x
    x = 3,480,708,080,398.23/2,143,536.11
  6. Step 6: Final answer
    x = 1,623,815.93

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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.