Home / 1,778,543.87-2,666,181.02-641,027.66

Finding the Fourth Proportional to 1,778,543.87, 2,666,181.02 and 641,027.66

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Solution

The fourth proportional to 1,778,543.87, 2,666,181.02 and 641,027.66 is: 960,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,543.87 : 2,666,181.02 = 641,027.66 : x
  2. Step 2: Convert to fraction form
    1,778,543.87/2,666,181.02 = 641,027.66/x
  3. Step 3: Cross multiply
    1,778,543.87x = 2,666,181.02 × 641,027.66
  4. Step 4: Simplify right side
    1,778,543.87x = 1,709,095,763,850.97
  5. Step 5: Solve for x
    x = 1,709,095,763,850.97/1,778,543.87
  6. Step 6: Final answer
    x = 960,952.27

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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.