Home / 2,782,303.80-4,174,233.30-1,362,406.20

Finding the Fourth Proportional to 2,782,303.80, 4,174,233.30 and 1,362,406.20

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Solution

The fourth proportional to 2,782,303.80, 4,174,233.30 and 1,362,406.20 is: 2,043,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,303.80 : 4,174,233.30 = 1,362,406.20 : x
  2. Step 2: Convert to fraction form
    2,782,303.80/4,174,233.30 = 1,362,406.20/x
  3. Step 3: Cross multiply
    2,782,303.80x = 4,174,233.30 × 1,362,406.20
  4. Step 4: Simplify right side
    2,782,303.80x = 5,687,001,328,166.46
  5. Step 5: Solve for x
    x = 5,687,001,328,166.46/2,782,303.80
  6. Step 6: Final answer
    x = 2,043,990.07

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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.