Home / 1,297,518.40-1,946,694.04-623,648.57

Finding the Fourth Proportional to 1,297,518.40, 1,946,694.04 and 623,648.57

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Solution

The fourth proportional to 1,297,518.40, 1,946,694.04 and 623,648.57 is: 935,673.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,518.40 : 1,946,694.04 = 623,648.57 : x
  2. Step 2: Convert to fraction form
    1,297,518.40/1,946,694.04 = 623,648.57/x
  3. Step 3: Cross multiply
    1,297,518.40x = 1,946,694.04 × 623,648.57
  4. Step 4: Simplify right side
    1,297,518.40x = 1,214,052,957,439.11
  5. Step 5: Solve for x
    x = 1,214,052,957,439.11/1,297,518.40
  6. Step 6: Final answer
    x = 935,673.02

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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.