Home / 1,133,391-1,700,310.85-323,782.40

Finding the Fourth Proportional to 1,133,391, 1,700,310.85 and 323,782.40

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Solution

The fourth proportional to 1,133,391, 1,700,310.85 and 323,782.40 is: 485,737.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,391 : 1,700,310.85 = 323,782.40 : x
  2. Step 2: Convert to fraction form
    1,133,391/1,700,310.85 = 323,782.40/x
  3. Step 3: Cross multiply
    1,133,391x = 1,700,310.85 × 323,782.40
  4. Step 4: Simplify right side
    1,133,391x = 550,530,727,759.04
  5. Step 5: Solve for x
    x = 550,530,727,759.04/1,133,391
  6. Step 6: Final answer
    x = 485,737.69

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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.