Home / 1,302,236.90-1,953,355.35-804,572.90

Finding the Fourth Proportional to 1,302,236.90, 1,953,355.35 and 804,572.90

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Solution

The fourth proportional to 1,302,236.90, 1,953,355.35 and 804,572.90 is: 1,206,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,236.90 : 1,953,355.35 = 804,572.90 : x
  2. Step 2: Convert to fraction form
    1,302,236.90/1,953,355.35 = 804,572.90/x
  3. Step 3: Cross multiply
    1,302,236.90x = 1,953,355.35 × 804,572.90
  4. Step 4: Simplify right side
    1,302,236.90x = 1,571,616,778,680.02
  5. Step 5: Solve for x
    x = 1,571,616,778,680.02/1,302,236.90
  6. Step 6: Final answer
    x = 1,206,859.35

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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.