Home / 2,183,443.23-3,013,111.80-1,216,552.85

Finding the Fourth Proportional to 2,183,443.23, 3,013,111.80 and 1,216,552.85

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Solution

The fourth proportional to 2,183,443.23, 3,013,111.80 and 1,216,552.85 is: 1,678,820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,443.23 : 3,013,111.80 = 1,216,552.85 : x
  2. Step 2: Convert to fraction form
    2,183,443.23/3,013,111.80 = 1,216,552.85/x
  3. Step 3: Cross multiply
    2,183,443.23x = 3,013,111.80 × 1,216,552.85
  4. Step 4: Simplify right side
    2,183,443.23x = 3,665,609,732,593.07
  5. Step 5: Solve for x
    x = 3,665,609,732,593.07/2,183,443.23
  6. Step 6: Final answer
    x = 1,678,820.72

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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.