Home / 1,347,175.10-2,021,043.45-448,895.90

Finding the Fourth Proportional to 1,347,175.10, 2,021,043.45 and 448,895.90

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Solution

The fourth proportional to 1,347,175.10, 2,021,043.45 and 448,895.90 is: 673,437.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,175.10 : 2,021,043.45 = 448,895.90 : x
  2. Step 2: Convert to fraction form
    1,347,175.10/2,021,043.45 = 448,895.90/x
  3. Step 3: Cross multiply
    1,347,175.10x = 2,021,043.45 × 448,895.90
  4. Step 4: Simplify right side
    1,347,175.10x = 907,238,118,426.86
  5. Step 5: Solve for x
    x = 907,238,118,426.86/1,347,175.10
  6. Step 6: Final answer
    x = 673,437.42

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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.