Home / 5,655,174.40-8,482,372.80-1,816,940.80

Finding the Fourth Proportional to 5,655,174.40, 8,482,372.80 and 1,816,940.80

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Solution

The fourth proportional to 5,655,174.40, 8,482,372.80 and 1,816,940.80 is: 2,725,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655,174.40 : 8,482,372.80 = 1,816,940.80 : x
  2. Step 2: Convert to fraction form
    5,655,174.40/8,482,372.80 = 1,816,940.80/x
  3. Step 3: Cross multiply
    5,655,174.40x = 8,482,372.80 × 1,816,940.80
  4. Step 4: Simplify right side
    5,655,174.40x = 15,411,969,221,130.24
  5. Step 5: Solve for x
    x = 15,411,969,221,130.24/5,655,174.40
  6. Step 6: Final answer
    x = 2,725,286.28

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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.