Home / 1,233,403.20-1,702,166.40-696,859.20

Finding the Fourth Proportional to 1,233,403.20, 1,702,166.40 and 696,859.20

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Solution

The fourth proportional to 1,233,403.20, 1,702,166.40 and 696,859.20 is: 961,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,403.20 : 1,702,166.40 = 696,859.20 : x
  2. Step 2: Convert to fraction form
    1,233,403.20/1,702,166.40 = 696,859.20/x
  3. Step 3: Cross multiply
    1,233,403.20x = 1,702,166.40 × 696,859.20
  4. Step 4: Simplify right side
    1,233,403.20x = 1,186,170,315,770.88
  5. Step 5: Solve for x
    x = 1,186,170,315,770.88/1,233,403.20
  6. Step 6: Final answer
    x = 961,705.24

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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.