Home / 1,581,021.25-2,371,597.49-459,090.25

Finding the Fourth Proportional to 1,581,021.25, 2,371,597.49 and 459,090.25

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Solution

The fourth proportional to 1,581,021.25, 2,371,597.49 and 459,090.25 is: 688,654.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,021.25 : 2,371,597.49 = 459,090.25 : x
  2. Step 2: Convert to fraction form
    1,581,021.25/2,371,597.49 = 459,090.25/x
  3. Step 3: Cross multiply
    1,581,021.25x = 2,371,597.49 × 459,090.25
  4. Step 4: Simplify right side
    1,581,021.25x = 1,088,777,284,583.47
  5. Step 5: Solve for x
    x = 1,088,777,284,583.47/1,581,021.25
  6. Step 6: Final answer
    x = 688,654.43

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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.