Home / 1,283,992.40-1,924,145.40-944,382.80

Finding the Fourth Proportional to 1,283,992.40, 1,924,145.40 and 944,382.80

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Solution

The fourth proportional to 1,283,992.40, 1,924,145.40 and 944,382.80 is: 1,415,218.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,992.40 : 1,924,145.40 = 944,382.80 : x
  2. Step 2: Convert to fraction form
    1,283,992.40/1,924,145.40 = 944,382.80/x
  3. Step 3: Cross multiply
    1,283,992.40x = 1,924,145.40 × 944,382.80
  4. Step 4: Simplify right side
    1,283,992.40x = 1,817,129,820,459.12
  5. Step 5: Solve for x
    x = 1,817,129,820,459.12/1,283,992.40
  6. Step 6: Final answer
    x = 1,415,218.52

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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.