Home / 1,843,053.12-2,765,824.65-644,985.81

Finding the Fourth Proportional to 1,843,053.12, 2,765,824.65 and 644,985.81

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Solution

The fourth proportional to 1,843,053.12, 2,765,824.65 and 644,985.81 is: 967,914.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,053.12 : 2,765,824.65 = 644,985.81 : x
  2. Step 2: Convert to fraction form
    1,843,053.12/2,765,824.65 = 644,985.81/x
  3. Step 3: Cross multiply
    1,843,053.12x = 2,765,824.65 × 644,985.81
  4. Step 4: Simplify right side
    1,843,053.12x = 1,783,917,652,198.22
  5. Step 5: Solve for x
    x = 1,783,917,652,198.22/1,843,053.12
  6. Step 6: Final answer
    x = 967,914.40

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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.