Home / 2,183,645.48-3,013,654.99-1,312,762.11

Finding the Fourth Proportional to 2,183,645.48, 3,013,654.99 and 1,312,762.11

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Solution

The fourth proportional to 2,183,645.48, 3,013,654.99 and 1,312,762.11 is: 1,811,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,645.48 : 3,013,654.99 = 1,312,762.11 : x
  2. Step 2: Convert to fraction form
    2,183,645.48/3,013,654.99 = 1,312,762.11/x
  3. Step 3: Cross multiply
    2,183,645.48x = 3,013,654.99 × 1,312,762.11
  4. Step 4: Simplify right side
    2,183,645.48x = 3,956,212,083,484.43
  5. Step 5: Solve for x
    x = 3,956,212,083,484.43/2,183,645.48
  6. Step 6: Final answer
    x = 1,811,746.51

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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.