Home / 1,142,796.58-1,576,740.21-900,326.62

Finding the Fourth Proportional to 1,142,796.58, 1,576,740.21 and 900,326.62

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Solution

The fourth proportional to 1,142,796.58, 1,576,740.21 and 900,326.62 is: 1,242,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,796.58 : 1,576,740.21 = 900,326.62 : x
  2. Step 2: Convert to fraction form
    1,142,796.58/1,576,740.21 = 900,326.62/x
  3. Step 3: Cross multiply
    1,142,796.58x = 1,576,740.21 × 900,326.62
  4. Step 4: Simplify right side
    1,142,796.58x = 1,419,581,182,482.09
  5. Step 5: Solve for x
    x = 1,419,581,182,482.09/1,142,796.58
  6. Step 6: Final answer
    x = 1,242,199.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.