Home / 1,778,566.84-2,666,215.52-641,050.64

Finding the Fourth Proportional to 1,778,566.84, 2,666,215.52 and 641,050.64

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Solution

The fourth proportional to 1,778,566.84, 2,666,215.52 and 641,050.64 is: 960,986.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,566.84 : 2,666,215.52 = 641,050.64 : x
  2. Step 2: Convert to fraction form
    1,778,566.84/2,666,215.52 = 641,050.64/x
  3. Step 3: Cross multiply
    1,778,566.84x = 2,666,215.52 × 641,050.64
  4. Step 4: Simplify right side
    1,778,566.84x = 1,709,179,165,473.93
  5. Step 5: Solve for x
    x = 1,709,179,165,473.93/1,778,566.84
  6. Step 6: Final answer
    x = 960,986.75

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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.