Home / 1,777,875.80-2,666,813.70-448,179.80

Finding the Fourth Proportional to 1,777,875.80, 2,666,813.70 and 448,179.80

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Solution

The fourth proportional to 1,777,875.80, 2,666,813.70 and 448,179.80 is: 672,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,875.80 : 2,666,813.70 = 448,179.80 : x
  2. Step 2: Convert to fraction form
    1,777,875.80/2,666,813.70 = 448,179.80/x
  3. Step 3: Cross multiply
    1,777,875.80x = 2,666,813.70 × 448,179.80
  4. Step 4: Simplify right side
    1,777,875.80x = 1,195,212,030,703.26
  5. Step 5: Solve for x
    x = 1,195,212,030,703.26/1,777,875.80
  6. Step 6: Final answer
    x = 672,269.70

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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.