Home / 2,170,732.86-3,256,569.50-654,288.93

Finding the Fourth Proportional to 2,170,732.86, 3,256,569.50 and 654,288.93

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Solution

The fourth proportional to 2,170,732.86, 3,256,569.50 and 654,288.93 is: 981,575.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,732.86 : 3,256,569.50 = 654,288.93 : x
  2. Step 2: Convert to fraction form
    2,170,732.86/3,256,569.50 = 654,288.93/x
  3. Step 3: Cross multiply
    2,170,732.86x = 3,256,569.50 × 654,288.93
  4. Step 4: Simplify right side
    2,170,732.86x = 2,130,737,370,354.19
  5. Step 5: Solve for x
    x = 2,130,737,370,354.19/2,170,732.86
  6. Step 6: Final answer
    x = 981,575.12

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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.