Home / 1,788,476.39-2,683,431.33-651,317.69

Finding the Fourth Proportional to 1,788,476.39, 2,683,431.33 and 651,317.69

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Solution

The fourth proportional to 1,788,476.39, 2,683,431.33 and 651,317.69 is: 977,237.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,476.39 : 2,683,431.33 = 651,317.69 : x
  2. Step 2: Convert to fraction form
    1,788,476.39/2,683,431.33 = 651,317.69/x
  3. Step 3: Cross multiply
    1,788,476.39x = 2,683,431.33 × 651,317.69
  4. Step 4: Simplify right side
    1,788,476.39x = 1,747,766,295,129.23
  5. Step 5: Solve for x
    x = 1,747,766,295,129.23/1,788,476.39
  6. Step 6: Final answer
    x = 977,237.56

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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.