Home / 1,226,231.40-1,839,404.70-384,810.60

Finding the Fourth Proportional to 1,226,231.40, 1,839,404.70 and 384,810.60

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Solution

The fourth proportional to 1,226,231.40, 1,839,404.70 and 384,810.60 is: 577,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,231.40 : 1,839,404.70 = 384,810.60 : x
  2. Step 2: Convert to fraction form
    1,226,231.40/1,839,404.70 = 384,810.60/x
  3. Step 3: Cross multiply
    1,226,231.40x = 1,839,404.70 × 384,810.60
  4. Step 4: Simplify right side
    1,226,231.40x = 707,822,426,249.82
  5. Step 5: Solve for x
    x = 707,822,426,249.82/1,226,231.40
  6. Step 6: Final answer
    x = 577,233.98

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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.