Home / 852,089.88-1,180,854.93-840,063

Finding the Fourth Proportional to 852,089.88, 1,180,854.93 and 840,063

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Solution

The fourth proportional to 852,089.88, 1,180,854.93 and 840,063 is: 1,164,187.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,089.88 : 1,180,854.93 = 840,063 : x
  2. Step 2: Convert to fraction form
    852,089.88/1,180,854.93 = 840,063/x
  3. Step 3: Cross multiply
    852,089.88x = 1,180,854.93 × 840,063
  4. Step 4: Simplify right side
    852,089.88x = 991,992,535,060.59
  5. Step 5: Solve for x
    x = 991,992,535,060.59/852,089.88
  6. Step 6: Final answer
    x = 1,164,187.67

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.