Home / 1,509,114.65-2,082,874.10-864,966.60

Finding the Fourth Proportional to 1,509,114.65, 2,082,874.10 and 864,966.60

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Solution

The fourth proportional to 1,509,114.65, 2,082,874.10 and 864,966.60 is: 1,193,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,114.65 : 2,082,874.10 = 864,966.60 : x
  2. Step 2: Convert to fraction form
    1,509,114.65/2,082,874.10 = 864,966.60/x
  3. Step 3: Cross multiply
    1,509,114.65x = 2,082,874.10 × 864,966.60
  4. Step 4: Simplify right side
    1,509,114.65x = 1,801,616,524,180.23
  5. Step 5: Solve for x
    x = 1,801,616,524,180.23/1,509,114.65
  6. Step 6: Final answer
    x = 1,193,823.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.