Home / 1,203,400.77-1,805,685-529,394.49

Finding the Fourth Proportional to 1,203,400.77, 1,805,685 and 529,394.49

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Solution

The fourth proportional to 1,203,400.77, 1,805,685 and 529,394.49 is: 794,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,400.77 : 1,805,685 = 529,394.49 : x
  2. Step 2: Convert to fraction form
    1,203,400.77/1,805,685 = 529,394.49/x
  3. Step 3: Cross multiply
    1,203,400.77x = 1,805,685 × 529,394.49
  4. Step 4: Simplify right side
    1,203,400.77x = 955,919,689,675.65
  5. Step 5: Solve for x
    x = 955,919,689,675.65/1,203,400.77
  6. Step 6: Final answer
    x = 794,348.58

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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.