Home / 1,347,870.85-2,021,130.19-448,996.57

Finding the Fourth Proportional to 1,347,870.85, 2,021,130.19 and 448,996.57

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Solution

The fourth proportional to 1,347,870.85, 2,021,130.19 and 448,996.57 is: 673,269.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,870.85 : 2,021,130.19 = 448,996.57 : x
  2. Step 2: Convert to fraction form
    1,347,870.85/2,021,130.19 = 448,996.57/x
  3. Step 3: Cross multiply
    1,347,870.85x = 2,021,130.19 × 448,996.57
  4. Step 4: Simplify right side
    1,347,870.85x = 907,480,522,833.45
  5. Step 5: Solve for x
    x = 907,480,522,833.45/1,347,870.85
  6. Step 6: Final answer
    x = 673,269.64

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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.