Home / 1,189,270.50-1,784,127.08-540,893.34

Finding the Fourth Proportional to 1,189,270.50, 1,784,127.08 and 540,893.34

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Solution

The fourth proportional to 1,189,270.50, 1,784,127.08 and 540,893.34 is: 811,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,270.50 : 1,784,127.08 = 540,893.34 : x
  2. Step 2: Convert to fraction form
    1,189,270.50/1,784,127.08 = 540,893.34/x
  3. Step 3: Cross multiply
    1,189,270.50x = 1,784,127.08 × 540,893.34
  4. Step 4: Simplify right side
    1,189,270.50x = 965,022,455,285.65
  5. Step 5: Solve for x
    x = 965,022,455,285.65/1,189,270.50
  6. Step 6: Final answer
    x = 811,440.67

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Double scale
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1.5x scale

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.