Home / 973,102.20-1,459,653.30-917,989.80

Finding the Fourth Proportional to 973,102.20, 1,459,653.30 and 917,989.80

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Solution

The fourth proportional to 973,102.20, 1,459,653.30 and 917,989.80 is: 1,376,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,102.20 : 1,459,653.30 = 917,989.80 : x
  2. Step 2: Convert to fraction form
    973,102.20/1,459,653.30 = 917,989.80/x
  3. Step 3: Cross multiply
    973,102.20x = 1,459,653.30 × 917,989.80
  4. Step 4: Simplify right side
    973,102.20x = 1,339,946,840,936.34
  5. Step 5: Solve for x
    x = 1,339,946,840,936.34/973,102.20
  6. Step 6: Final answer
    x = 1,376,984.70

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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.