Home / 1,119,289.37-1,544,868.63-711,311.65

Finding the Fourth Proportional to 1,119,289.37, 1,544,868.63 and 711,311.65

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Solution

The fourth proportional to 1,119,289.37, 1,544,868.63 and 711,311.65 is: 981,768.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,289.37 : 1,544,868.63 = 711,311.65 : x
  2. Step 2: Convert to fraction form
    1,119,289.37/1,544,868.63 = 711,311.65/x
  3. Step 3: Cross multiply
    1,119,289.37x = 1,544,868.63 × 711,311.65
  4. Step 4: Simplify right side
    1,119,289.37x = 1,098,883,050,376.37
  5. Step 5: Solve for x
    x = 1,098,883,050,376.37/1,119,289.37
  6. Step 6: Final answer
    x = 981,768.51

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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.