Home / 1,447,558.06-1,997,869.64-803,185.84

Finding the Fourth Proportional to 1,447,558.06, 1,997,869.64 and 803,185.84

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Solution

The fourth proportional to 1,447,558.06, 1,997,869.64 and 803,185.84 is: 1,108,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,558.06 : 1,997,869.64 = 803,185.84 : x
  2. Step 2: Convert to fraction form
    1,447,558.06/1,997,869.64 = 803,185.84/x
  3. Step 3: Cross multiply
    1,447,558.06x = 1,997,869.64 × 803,185.84
  4. Step 4: Simplify right side
    1,447,558.06x = 1,604,660,605,013.90
  5. Step 5: Solve for x
    x = 1,604,660,605,013.90/1,447,558.06
  6. Step 6: Final answer
    x = 1,108,529.36

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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.