Home / 973,105.20-1,459,657.80-917,992.80

Finding the Fourth Proportional to 973,105.20, 1,459,657.80 and 917,992.80

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Solution

The fourth proportional to 973,105.20, 1,459,657.80 and 917,992.80 is: 1,376,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,105.20 : 1,459,657.80 = 917,992.80 : x
  2. Step 2: Convert to fraction form
    973,105.20/1,459,657.80 = 917,992.80/x
  3. Step 3: Cross multiply
    973,105.20x = 1,459,657.80 × 917,992.80
  4. Step 4: Simplify right side
    973,105.20x = 1,339,955,350,863.84
  5. Step 5: Solve for x
    x = 1,339,955,350,863.84/973,105.20
  6. Step 6: Final answer
    x = 1,376,989.20

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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.