Home / 1,347,171.80-2,020,337.32-448,403.34

Finding the Fourth Proportional to 1,347,171.80, 2,020,337.32 and 448,403.34

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Solution

The fourth proportional to 1,347,171.80, 2,020,337.32 and 448,403.34 is: 672,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,171.80 : 2,020,337.32 = 448,403.34 : x
  2. Step 2: Convert to fraction form
    1,347,171.80/2,020,337.32 = 448,403.34/x
  3. Step 3: Cross multiply
    1,347,171.80x = 2,020,337.32 × 448,403.34
  4. Step 4: Simplify right side
    1,347,171.80x = 905,926,007,855.43
  5. Step 5: Solve for x
    x = 905,926,007,855.43/1,347,171.80
  6. Step 6: Final answer
    x = 672,465.09

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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.