Home / 2,183,609.43-3,013,473.78-1,216,740.51

Finding the Fourth Proportional to 2,183,609.43, 3,013,473.78 and 1,216,740.51

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Solution

The fourth proportional to 2,183,609.43, 3,013,473.78 and 1,216,740.51 is: 1,679,153.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,609.43 : 3,013,473.78 = 1,216,740.51 : x
  2. Step 2: Convert to fraction form
    2,183,609.43/3,013,473.78 = 1,216,740.51/x
  3. Step 3: Cross multiply
    2,183,609.43x = 3,013,473.78 × 1,216,740.51
  4. Step 4: Simplify right side
    2,183,609.43x = 3,666,615,623,948.83
  5. Step 5: Solve for x
    x = 3,666,615,623,948.83/2,183,609.43
  6. Step 6: Final answer
    x = 1,679,153.59

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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.