Home / 867,666.20-1,300,187.10-733,821.80

Finding the Fourth Proportional to 867,666.20, 1,300,187.10 and 733,821.80

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Solution

The fourth proportional to 867,666.20, 1,300,187.10 and 733,821.80 is: 1,099,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,666.20 : 1,300,187.10 = 733,821.80 : x
  2. Step 2: Convert to fraction form
    867,666.20/1,300,187.10 = 733,821.80/x
  3. Step 3: Cross multiply
    867,666.20x = 1,300,187.10 × 733,821.80
  4. Step 4: Simplify right side
    867,666.20x = 954,105,638,058.78
  5. Step 5: Solve for x
    x = 954,105,638,058.78/867,666.20
  6. Step 6: Final answer
    x = 1,099,622.92

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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.