Home / 1,265,634.92-1,898,240.70-555,472.28

Finding the Fourth Proportional to 1,265,634.92, 1,898,240.70 and 555,472.28

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Solution

The fourth proportional to 1,265,634.92, 1,898,240.70 and 555,472.28 is: 833,115.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,634.92 : 1,898,240.70 = 555,472.28 : x
  2. Step 2: Convert to fraction form
    1,265,634.92/1,898,240.70 = 555,472.28/x
  3. Step 3: Cross multiply
    1,265,634.92x = 1,898,240.70 × 555,472.28
  4. Step 4: Simplify right side
    1,265,634.92x = 1,054,420,089,617.80
  5. Step 5: Solve for x
    x = 1,054,420,089,617.80/1,265,634.92
  6. Step 6: Final answer
    x = 833,115.52

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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.