Home / 2,120,864.61-3,180,817.53-604,514.91

Finding the Fourth Proportional to 2,120,864.61, 3,180,817.53 and 604,514.91

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Solution

The fourth proportional to 2,120,864.61, 3,180,817.53 and 604,514.91 is: 906,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,864.61 : 3,180,817.53 = 604,514.91 : x
  2. Step 2: Convert to fraction form
    2,120,864.61/3,180,817.53 = 604,514.91/x
  3. Step 3: Cross multiply
    2,120,864.61x = 3,180,817.53 × 604,514.91
  4. Step 4: Simplify right side
    2,120,864.61x = 1,922,851,622,874.37
  5. Step 5: Solve for x
    x = 1,922,851,622,874.37/2,120,864.61
  6. Step 6: Final answer
    x = 906,635.72

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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.