Home / 1,357,235.72-1,873,069.70-753,628.04

Finding the Fourth Proportional to 1,357,235.72, 1,873,069.70 and 753,628.04

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Solution

The fourth proportional to 1,357,235.72, 1,873,069.70 and 753,628.04 is: 1,040,053.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,235.72 : 1,873,069.70 = 753,628.04 : x
  2. Step 2: Convert to fraction form
    1,357,235.72/1,873,069.70 = 753,628.04/x
  3. Step 3: Cross multiply
    1,357,235.72x = 1,873,069.70 × 753,628.04
  4. Step 4: Simplify right side
    1,357,235.72x = 1,411,597,846,794.39
  5. Step 5: Solve for x
    x = 1,411,597,846,794.39/1,357,235.72
  6. Step 6: Final answer
    x = 1,040,053.56

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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.