Home / 1,030,379.60-1,544,849.40-609,438.80

Finding the Fourth Proportional to 1,030,379.60, 1,544,849.40 and 609,438.80

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Solution

The fourth proportional to 1,030,379.60, 1,544,849.40 and 609,438.80 is: 913,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,379.60 : 1,544,849.40 = 609,438.80 : x
  2. Step 2: Convert to fraction form
    1,030,379.60/1,544,849.40 = 609,438.80/x
  3. Step 3: Cross multiply
    1,030,379.60x = 1,544,849.40 × 609,438.80
  4. Step 4: Simplify right side
    1,030,379.60x = 941,491,164,516.72
  5. Step 5: Solve for x
    x = 941,491,164,516.72/1,030,379.60
  6. Step 6: Final answer
    x = 913,732.34

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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.