Home / 2,041,669.87-2,817,454.64-1,123,890.80

Finding the Fourth Proportional to 2,041,669.87, 2,817,454.64 and 1,123,890.80

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Solution

The fourth proportional to 2,041,669.87, 2,817,454.64 and 1,123,890.80 is: 1,550,941.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041,669.87 : 2,817,454.64 = 1,123,890.80 : x
  2. Step 2: Convert to fraction form
    2,041,669.87/2,817,454.64 = 1,123,890.80/x
  3. Step 3: Cross multiply
    2,041,669.87x = 2,817,454.64 × 1,123,890.80
  4. Step 4: Simplify right side
    2,041,669.87x = 3,166,511,329,606.58
  5. Step 5: Solve for x
    x = 3,166,511,329,606.58/2,041,669.87
  6. Step 6: Final answer
    x = 1,550,941.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.