Home / 1,265,366.21-1,898,049.33-555,400.40

Finding the Fourth Proportional to 1,265,366.21, 1,898,049.33 and 555,400.40

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Solution

The fourth proportional to 1,265,366.21, 1,898,049.33 and 555,400.40 is: 833,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,366.21 : 1,898,049.33 = 555,400.40 : x
  2. Step 2: Convert to fraction form
    1,265,366.21/1,898,049.33 = 555,400.40/x
  3. Step 3: Cross multiply
    1,265,366.21x = 1,898,049.33 × 555,400.40
  4. Step 4: Simplify right side
    1,265,366.21x = 1,054,177,357,101.73
  5. Step 5: Solve for x
    x = 1,054,177,357,101.73/1,265,366.21
  6. Step 6: Final answer
    x = 833,100.61

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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.