Home / 1,032,144-1,424,358.72-579,435

Finding the Fourth Proportional to 1,032,144, 1,424,358.72 and 579,435

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Solution

The fourth proportional to 1,032,144, 1,424,358.72 and 579,435 is: 799,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,144 : 1,424,358.72 = 579,435 : x
  2. Step 2: Convert to fraction form
    1,032,144/1,424,358.72 = 579,435/x
  3. Step 3: Cross multiply
    1,032,144x = 1,424,358.72 × 579,435
  4. Step 4: Simplify right side
    1,032,144x = 825,323,294,923.20
  5. Step 5: Solve for x
    x = 825,323,294,923.20/1,032,144
  6. Step 6: Final answer
    x = 799,620.30

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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.