Home / 1,428,235.41-2,142,722.17-529,933.36

Finding the Fourth Proportional to 1,428,235.41, 2,142,722.17 and 529,933.36

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Solution

The fourth proportional to 1,428,235.41, 2,142,722.17 and 529,933.36 is: 795,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,235.41 : 2,142,722.17 = 529,933.36 : x
  2. Step 2: Convert to fraction form
    1,428,235.41/2,142,722.17 = 529,933.36/x
  3. Step 3: Cross multiply
    1,428,235.41x = 2,142,722.17 × 529,933.36
  4. Step 4: Simplify right side
    1,428,235.41x = 1,135,499,959,094.59
  5. Step 5: Solve for x
    x = 1,135,499,959,094.59/1,428,235.41
  6. Step 6: Final answer
    x = 795,036.97

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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.