Home / 2,587,424.67-3,862,944.25-1,977,018.39

Finding the Fourth Proportional to 2,587,424.67, 3,862,944.25 and 1,977,018.39

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Solution

The fourth proportional to 2,587,424.67, 3,862,944.25 and 1,977,018.39 is: 2,951,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,424.67 : 3,862,944.25 = 1,977,018.39 : x
  2. Step 2: Convert to fraction form
    2,587,424.67/3,862,944.25 = 1,977,018.39/x
  3. Step 3: Cross multiply
    2,587,424.67x = 3,862,944.25 × 1,977,018.39
  4. Step 4: Simplify right side
    2,587,424.67x = 7,637,111,816,852.21
  5. Step 5: Solve for x
    x = 7,637,111,816,852.21/2,587,424.67
  6. Step 6: Final answer
    x = 2,951,626.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.