Home / 1,035,421.26-1,553,503.41-404,787.66

Finding the Fourth Proportional to 1,035,421.26, 1,553,503.41 and 404,787.66

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Solution

The fourth proportional to 1,035,421.26, 1,553,503.41 and 404,787.66 is: 607,326.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,421.26 : 1,553,503.41 = 404,787.66 : x
  2. Step 2: Convert to fraction form
    1,035,421.26/1,553,503.41 = 404,787.66/x
  3. Step 3: Cross multiply
    1,035,421.26x = 1,553,503.41 × 404,787.66
  4. Step 4: Simplify right side
    1,035,421.26x = 628,839,010,135.92
  5. Step 5: Solve for x
    x = 628,839,010,135.92/1,035,421.26
  6. Step 6: Final answer
    x = 607,326.73

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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.