Home / 1,624,563.42-2,438,419.77-783,705.66

Finding the Fourth Proportional to 1,624,563.42, 2,438,419.77 and 783,705.66

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Solution

The fourth proportional to 1,624,563.42, 2,438,419.77 and 783,705.66 is: 1,176,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,563.42 : 2,438,419.77 = 783,705.66 : x
  2. Step 2: Convert to fraction form
    1,624,563.42/2,438,419.77 = 783,705.66/x
  3. Step 3: Cross multiply
    1,624,563.42x = 2,438,419.77 × 783,705.66
  4. Step 4: Simplify right side
    1,624,563.42x = 1,911,003,375,204.90
  5. Step 5: Solve for x
    x = 1,911,003,375,204.90/1,624,563.42
  6. Step 6: Final answer
    x = 1,176,318.11

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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.