Home / 1,080,605.76-1,619,459.76-841,008.98

Finding the Fourth Proportional to 1,080,605.76, 1,619,459.76 and 841,008.98

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Solution

The fourth proportional to 1,080,605.76, 1,619,459.76 and 841,008.98 is: 1,260,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,605.76 : 1,619,459.76 = 841,008.98 : x
  2. Step 2: Convert to fraction form
    1,080,605.76/1,619,459.76 = 841,008.98/x
  3. Step 3: Cross multiply
    1,080,605.76x = 1,619,459.76 × 841,008.98
  4. Step 4: Simplify right side
    1,080,605.76x = 1,361,980,200,908.64
  5. Step 5: Solve for x
    x = 1,361,980,200,908.64/1,080,605.76
  6. Step 6: Final answer
    x = 1,260,385.84

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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.