Home / 852,088.38-1,180,852.85-840,061.50

Finding the Fourth Proportional to 852,088.38, 1,180,852.85 and 840,061.50

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Solution

The fourth proportional to 852,088.38, 1,180,852.85 and 840,061.50 is: 1,164,185.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,088.38 : 1,180,852.85 = 840,061.50 : x
  2. Step 2: Convert to fraction form
    852,088.38/1,180,852.85 = 840,061.50/x
  3. Step 3: Cross multiply
    852,088.38x = 1,180,852.85 × 840,061.50
  4. Step 4: Simplify right side
    852,088.38x = 991,989,012,249.97
  5. Step 5: Solve for x
    x = 991,989,012,249.97/852,088.38
  6. Step 6: Final answer
    x = 1,164,185.59

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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.