Home / 1,977,710.68-2,961,727.62-1,786,018.06

Finding the Fourth Proportional to 1,977,710.68, 2,961,727.62 and 1,786,018.06

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Solution

The fourth proportional to 1,977,710.68, 2,961,727.62 and 1,786,018.06 is: 2,674,657.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,710.68 : 2,961,727.62 = 1,786,018.06 : x
  2. Step 2: Convert to fraction form
    1,977,710.68/2,961,727.62 = 1,786,018.06/x
  3. Step 3: Cross multiply
    1,977,710.68x = 2,961,727.62 × 1,786,018.06
  4. Step 4: Simplify right side
    1,977,710.68x = 5,289,699,018,120.82
  5. Step 5: Solve for x
    x = 5,289,699,018,120.82/1,977,710.68
  6. Step 6: Final answer
    x = 2,674,657.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.