Home / 2,183,818.14-3,013,421.74-1,265,857.61

Finding the Fourth Proportional to 2,183,818.14, 3,013,421.74 and 1,265,857.61

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Solution

The fourth proportional to 2,183,818.14, 3,013,421.74 and 1,265,857.61 is: 1,746,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,818.14 : 3,013,421.74 = 1,265,857.61 : x
  2. Step 2: Convert to fraction form
    2,183,818.14/3,013,421.74 = 1,265,857.61/x
  3. Step 3: Cross multiply
    2,183,818.14x = 3,013,421.74 × 1,265,857.61
  4. Step 4: Simplify right side
    2,183,818.14x = 3,814,562,823,486.69
  5. Step 5: Solve for x
    x = 3,814,562,823,486.69/2,183,818.14
  6. Step 6: Final answer
    x = 1,746,740.15

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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.