Home / 1,313,793.16-1,969,814.67-472,235.56

Finding the Fourth Proportional to 1,313,793.16, 1,969,814.67 and 472,235.56

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Solution

The fourth proportional to 1,313,793.16, 1,969,814.67 and 472,235.56 is: 708,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,793.16 : 1,969,814.67 = 472,235.56 : x
  2. Step 2: Convert to fraction form
    1,313,793.16/1,969,814.67 = 472,235.56/x
  3. Step 3: Cross multiply
    1,313,793.16x = 1,969,814.67 × 472,235.56
  4. Step 4: Simplify right side
    1,313,793.16x = 930,216,533,783.67
  5. Step 5: Solve for x
    x = 930,216,533,783.67/1,313,793.16
  6. Step 6: Final answer
    x = 708,038.80

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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.