Home / 1,779,333.51-2,668,448.25-641,947.85

Finding the Fourth Proportional to 1,779,333.51, 2,668,448.25 and 641,947.85

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Solution

The fourth proportional to 1,779,333.51, 2,668,448.25 and 641,947.85 is: 962,722.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,333.51 : 2,668,448.25 = 641,947.85 : x
  2. Step 2: Convert to fraction form
    1,779,333.51/2,668,448.25 = 641,947.85/x
  3. Step 3: Cross multiply
    1,779,333.51x = 2,668,448.25 × 641,947.85
  4. Step 4: Simplify right side
    1,779,333.51x = 1,713,004,605,186.39
  5. Step 5: Solve for x
    x = 1,713,004,605,186.39/1,779,333.51
  6. Step 6: Final answer
    x = 962,722.62

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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.