Home / 3,619,520.98-5,428,075.86-1,459,988.33

Finding the Fourth Proportional to 3,619,520.98, 5,428,075.86 and 1,459,988.33

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Solution

The fourth proportional to 3,619,520.98, 5,428,075.86 and 1,459,988.33 is: 2,189,496.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,520.98 : 5,428,075.86 = 1,459,988.33 : x
  2. Step 2: Convert to fraction form
    3,619,520.98/5,428,075.86 = 1,459,988.33/x
  3. Step 3: Cross multiply
    3,619,520.98x = 5,428,075.86 × 1,459,988.33
  4. Step 4: Simplify right side
    3,619,520.98x = 7,924,927,382,814.34
  5. Step 5: Solve for x
    x = 7,924,927,382,814.34/3,619,520.98
  6. Step 6: Final answer
    x = 2,189,496.19

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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.