Home / 1,302,228.90-1,953,343.35-804,564.90

Finding the Fourth Proportional to 1,302,228.90, 1,953,343.35 and 804,564.90

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Solution

The fourth proportional to 1,302,228.90, 1,953,343.35 and 804,564.90 is: 1,206,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,228.90 : 1,953,343.35 = 804,564.90 : x
  2. Step 2: Convert to fraction form
    1,302,228.90/1,953,343.35 = 804,564.90/x
  3. Step 3: Cross multiply
    1,302,228.90x = 1,953,343.35 × 804,564.90
  4. Step 4: Simplify right side
    1,302,228.90x = 1,571,591,497,058.42
  5. Step 5: Solve for x
    x = 1,571,591,497,058.42/1,302,228.90
  6. Step 6: Final answer
    x = 1,206,847.35

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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.