Home / 1,439,949-2,160,273.42-442,677

Finding the Fourth Proportional to 1,439,949, 2,160,273.42 and 442,677

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Solution

The fourth proportional to 1,439,949, 2,160,273.42 and 442,677 is: 664,123.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,949 : 2,160,273.42 = 442,677 : x
  2. Step 2: Convert to fraction form
    1,439,949/2,160,273.42 = 442,677/x
  3. Step 3: Cross multiply
    1,439,949x = 2,160,273.42 × 442,677
  4. Step 4: Simplify right side
    1,439,949x = 956,303,356,745.34
  5. Step 5: Solve for x
    x = 956,303,356,745.34/1,439,949
  6. Step 6: Final answer
    x = 664,123.07

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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.