Home / 1,884,660.80-2,600,883.70-1,057,785.78

Finding the Fourth Proportional to 1,884,660.80, 2,600,883.70 and 1,057,785.78

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Solution

The fourth proportional to 1,884,660.80, 2,600,883.70 and 1,057,785.78 is: 1,459,773.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884,660.80 : 2,600,883.70 = 1,057,785.78 : x
  2. Step 2: Convert to fraction form
    1,884,660.80/2,600,883.70 = 1,057,785.78/x
  3. Step 3: Cross multiply
    1,884,660.80x = 2,600,883.70 × 1,057,785.78
  4. Step 4: Simplify right side
    1,884,660.80x = 2,751,177,793,293.79
  5. Step 5: Solve for x
    x = 2,751,177,793,293.79/1,884,660.80
  6. Step 6: Final answer
    x = 1,459,773.45

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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.