Home / 1,481,968.88-2,045,116.65-802,905.38

Finding the Fourth Proportional to 1,481,968.88, 2,045,116.65 and 802,905.38

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Solution

The fourth proportional to 1,481,968.88, 2,045,116.65 and 802,905.38 is: 1,108,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,968.88 : 2,045,116.65 = 802,905.38 : x
  2. Step 2: Convert to fraction form
    1,481,968.88/2,045,116.65 = 802,905.38/x
  3. Step 3: Cross multiply
    1,481,968.88x = 2,045,116.65 × 802,905.38
  4. Step 4: Simplify right side
    1,481,968.88x = 1,642,035,161,012.58
  5. Step 5: Solve for x
    x = 1,642,035,161,012.58/1,481,968.88
  6. Step 6: Final answer
    x = 1,108,009.21

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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.