Home / 1,109,178.53-1,530,666.36-599,880.90

Finding the Fourth Proportional to 1,109,178.53, 1,530,666.36 and 599,880.90

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Solution

The fourth proportional to 1,109,178.53, 1,530,666.36 and 599,880.90 is: 827,835.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,178.53 : 1,530,666.36 = 599,880.90 : x
  2. Step 2: Convert to fraction form
    1,109,178.53/1,530,666.36 = 599,880.90/x
  3. Step 3: Cross multiply
    1,109,178.53x = 1,530,666.36 × 599,880.90
  4. Step 4: Simplify right side
    1,109,178.53x = 918,217,513,636.52
  5. Step 5: Solve for x
    x = 918,217,513,636.52/1,109,178.53
  6. Step 6: Final answer
    x = 827,835.64

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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.