Home / 1,786,610.16-2,678,407.92-774,970.56

Finding the Fourth Proportional to 1,786,610.16, 2,678,407.92 and 774,970.56

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Solution

The fourth proportional to 1,786,610.16, 2,678,407.92 and 774,970.56 is: 1,161,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,610.16 : 2,678,407.92 = 774,970.56 : x
  2. Step 2: Convert to fraction form
    1,786,610.16/2,678,407.92 = 774,970.56/x
  3. Step 3: Cross multiply
    1,786,610.16x = 2,678,407.92 × 774,970.56
  4. Step 4: Simplify right side
    1,786,610.16x = 2,075,687,285,670.84
  5. Step 5: Solve for x
    x = 2,075,687,285,670.84/1,786,610.16
  6. Step 6: Final answer
    x = 1,161,802.02

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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.