Home / 2,154,544.25-3,230,822.75-637,684.79

Finding the Fourth Proportional to 2,154,544.25, 3,230,822.75 and 637,684.79

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Solution

The fourth proportional to 2,154,544.25, 3,230,822.75 and 637,684.79 is: 956,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,544.25 : 3,230,822.75 = 637,684.79 : x
  2. Step 2: Convert to fraction form
    2,154,544.25/3,230,822.75 = 637,684.79/x
  3. Step 3: Cross multiply
    2,154,544.25x = 3,230,822.75 × 637,684.79
  4. Step 4: Simplify right side
    2,154,544.25x = 2,060,246,507,518.44
  5. Step 5: Solve for x
    x = 2,060,246,507,518.44/2,154,544.25
  6. Step 6: Final answer
    x = 956,233.09

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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.