Home / 1,080,571.79-1,619,569.38-503,420.87

Finding the Fourth Proportional to 1,080,571.79, 1,619,569.38 and 503,420.87

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Solution

The fourth proportional to 1,080,571.79, 1,619,569.38 and 503,420.87 is: 754,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,571.79 : 1,619,569.38 = 503,420.87 : x
  2. Step 2: Convert to fraction form
    1,080,571.79/1,619,569.38 = 503,420.87/x
  3. Step 3: Cross multiply
    1,080,571.79x = 1,619,569.38 × 503,420.87
  4. Step 4: Simplify right side
    1,080,571.79x = 815,325,032,241.71
  5. Step 5: Solve for x
    x = 815,325,032,241.71/1,080,571.79
  6. Step 6: Final answer
    x = 754,531.11

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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.