Home / 1,220,169-1,830,521.52-500,514.96

Finding the Fourth Proportional to 1,220,169, 1,830,521.52 and 500,514.96

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Solution

The fourth proportional to 1,220,169, 1,830,521.52 and 500,514.96 is: 750,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,169 : 1,830,521.52 = 500,514.96 : x
  2. Step 2: Convert to fraction form
    1,220,169/1,830,521.52 = 500,514.96/x
  3. Step 3: Cross multiply
    1,220,169x = 1,830,521.52 × 500,514.96
  4. Step 4: Simplify right side
    1,220,169x = 916,203,405,361.94
  5. Step 5: Solve for x
    x = 916,203,405,361.94/1,220,169
  6. Step 6: Final answer
    x = 750,882.38

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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.