Home / 1,436,654.50-2,154,992.56-637,721.26

Finding the Fourth Proportional to 1,436,654.50, 2,154,992.56 and 637,721.26

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Solution

The fourth proportional to 1,436,654.50, 2,154,992.56 and 637,721.26 is: 956,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,654.50 : 2,154,992.56 = 637,721.26 : x
  2. Step 2: Convert to fraction form
    1,436,654.50/2,154,992.56 = 637,721.26/x
  3. Step 3: Cross multiply
    1,436,654.50x = 2,154,992.56 × 637,721.26
  4. Step 4: Simplify right side
    1,436,654.50x = 1,374,284,570,653.83
  5. Step 5: Solve for x
    x = 1,374,284,570,653.83/1,436,654.50
  6. Step 6: Final answer
    x = 956,586.69

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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.