Home / 3,415,282.08-5,123,808.45-1,816,530

Finding the Fourth Proportional to 3,415,282.08, 5,123,808.45 and 1,816,530

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Solution

The fourth proportional to 3,415,282.08, 5,123,808.45 and 1,816,530 is: 2,725,265.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,282.08 : 5,123,808.45 = 1,816,530 : x
  2. Step 2: Convert to fraction form
    3,415,282.08/5,123,808.45 = 1,816,530/x
  3. Step 3: Cross multiply
    3,415,282.08x = 5,123,808.45 × 1,816,530
  4. Step 4: Simplify right side
    3,415,282.08x = 9,307,551,763,678.50
  5. Step 5: Solve for x
    x = 9,307,551,763,678.50/3,415,282.08
  6. Step 6: Final answer
    x = 2,725,265.89

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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.