Home / 1,507,891.98-2,080,912.02-819,563.63

Finding the Fourth Proportional to 1,507,891.98, 2,080,912.02 and 819,563.63

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Solution

The fourth proportional to 1,507,891.98, 2,080,912.02 and 819,563.63 is: 1,131,009.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,891.98 : 2,080,912.02 = 819,563.63 : x
  2. Step 2: Convert to fraction form
    1,507,891.98/2,080,912.02 = 819,563.63/x
  3. Step 3: Cross multiply
    1,507,891.98x = 2,080,912.02 × 819,563.63
  4. Step 4: Simplify right side
    1,507,891.98x = 1,705,439,798,417.27
  5. Step 5: Solve for x
    x = 1,705,439,798,417.27/1,507,891.98
  6. Step 6: Final answer
    x = 1,131,009.26

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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.