Home / 2,047,728.13-2,825,300.99-1,231,818.57

Finding the Fourth Proportional to 2,047,728.13, 2,825,300.99 and 1,231,818.57

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Solution

The fourth proportional to 2,047,728.13, 2,825,300.99 and 1,231,818.57 is: 1,699,570.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,728.13 : 2,825,300.99 = 1,231,818.57 : x
  2. Step 2: Convert to fraction form
    2,047,728.13/2,825,300.99 = 1,231,818.57/x
  3. Step 3: Cross multiply
    2,047,728.13x = 2,825,300.99 × 1,231,818.57
  4. Step 4: Simplify right side
    2,047,728.13x = 3,480,258,228,400.93
  5. Step 5: Solve for x
    x = 3,480,258,228,400.93/2,047,728.13
  6. Step 6: Final answer
    x = 1,699,570.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.