Home / 1,341,399.88-1,850,194.50-910,932.76

Finding the Fourth Proportional to 1,341,399.88, 1,850,194.50 and 910,932.76

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Solution

The fourth proportional to 1,341,399.88, 1,850,194.50 and 910,932.76 is: 1,256,450.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,399.88 : 1,850,194.50 = 910,932.76 : x
  2. Step 2: Convert to fraction form
    1,341,399.88/1,850,194.50 = 910,932.76/x
  3. Step 3: Cross multiply
    1,341,399.88x = 1,850,194.50 × 910,932.76
  4. Step 4: Simplify right side
    1,341,399.88x = 1,685,402,782,421.82
  5. Step 5: Solve for x
    x = 1,685,402,782,421.82/1,341,399.88
  6. Step 6: Final answer
    x = 1,256,450.67

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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.