Home / 1,527,017.92-2,290,524.38-389,779.94

Finding the Fourth Proportional to 1,527,017.92, 2,290,524.38 and 389,779.94

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Solution

The fourth proportional to 1,527,017.92, 2,290,524.38 and 389,779.94 is: 584,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,017.92 : 2,290,524.38 = 389,779.94 : x
  2. Step 2: Convert to fraction form
    1,527,017.92/2,290,524.38 = 389,779.94/x
  3. Step 3: Cross multiply
    1,527,017.92x = 2,290,524.38 × 389,779.94
  4. Step 4: Simplify right side
    1,527,017.92x = 892,800,455,404.94
  5. Step 5: Solve for x
    x = 892,800,455,404.94/1,527,017.92
  6. Step 6: Final answer
    x = 584,669.27

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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.