Home / 3,388,687.49-4,676,367.16-1,938,407.00

Finding the Fourth Proportional to 3,388,687.49, 4,676,367.16 and 1,938,407.00

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Solution

The fourth proportional to 3,388,687.49, 4,676,367.16 and 1,938,407.00 is: 2,674,989.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,687.49 : 4,676,367.16 = 1,938,407.00 : x
  2. Step 2: Convert to fraction form
    3,388,687.49/4,676,367.16 = 1,938,407.00/x
  3. Step 3: Cross multiply
    3,388,687.49x = 4,676,367.16 × 1,938,407.00
  4. Step 4: Simplify right side
    3,388,687.49x = 9,064,702,809,286.27
  5. Step 5: Solve for x
    x = 9,064,702,809,286.27/3,388,687.49
  6. Step 6: Final answer
    x = 2,674,989.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.