Home / 1,769,606.40-2,653,761.60-571,843.20

Finding the Fourth Proportional to 1,769,606.40, 2,653,761.60 and 571,843.20

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Solution

The fourth proportional to 1,769,606.40, 2,653,761.60 and 571,843.20 is: 857,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,606.40 : 2,653,761.60 = 571,843.20 : x
  2. Step 2: Convert to fraction form
    1,769,606.40/2,653,761.60 = 571,843.20/x
  3. Step 3: Cross multiply
    1,769,606.40x = 2,653,761.60 × 571,843.20
  4. Step 4: Simplify right side
    1,769,606.40x = 1,517,535,525,381.12
  5. Step 5: Solve for x
    x = 1,517,535,525,381.12/1,769,606.40
  6. Step 6: Final answer
    x = 857,555.40

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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.