Home / 1,297,210.53-1,946,172.50-623,855.10

Finding the Fourth Proportional to 1,297,210.53, 1,946,172.50 and 623,855.10

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Solution

The fourth proportional to 1,297,210.53, 1,946,172.50 and 623,855.10 is: 935,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,210.53 : 1,946,172.50 = 623,855.10 : x
  2. Step 2: Convert to fraction form
    1,297,210.53/1,946,172.50 = 623,855.10/x
  3. Step 3: Cross multiply
    1,297,210.53x = 1,946,172.50 × 623,855.10
  4. Step 4: Simplify right side
    1,297,210.53x = 1,214,129,639,604.75
  5. Step 5: Solve for x
    x = 1,214,129,639,604.75/1,297,210.53
  6. Step 6: Final answer
    x = 935,954.20

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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.