Home / 1,885,485.30-2,825,117.55-1,605,549.30

Finding the Fourth Proportional to 1,885,485.30, 2,825,117.55 and 1,605,549.30

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Solution

The fourth proportional to 1,885,485.30, 2,825,117.55 and 1,605,549.30 is: 2,405,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,485.30 : 2,825,117.55 = 1,605,549.30 : x
  2. Step 2: Convert to fraction form
    1,885,485.30/2,825,117.55 = 1,605,549.30/x
  3. Step 3: Cross multiply
    1,885,485.30x = 2,825,117.55 × 1,605,549.30
  4. Step 4: Simplify right side
    1,885,485.30x = 4,535,865,504,820.22
  5. Step 5: Solve for x
    x = 4,535,865,504,820.22/1,885,485.30
  6. Step 6: Final answer
    x = 2,405,675.35

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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.