Home / 3,233,655.60-4,851,174.60-990,020.40

Finding the Fourth Proportional to 3,233,655.60, 4,851,174.60 and 990,020.40

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Solution

The fourth proportional to 3,233,655.60, 4,851,174.60 and 990,020.40 is: 1,485,242.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,233,655.60 : 4,851,174.60 = 990,020.40 : x
  2. Step 2: Convert to fraction form
    3,233,655.60/4,851,174.60 = 990,020.40/x
  3. Step 3: Cross multiply
    3,233,655.60x = 4,851,174.60 × 990,020.40
  4. Step 4: Simplify right side
    3,233,655.60x = 4,802,761,817,961.84
  5. Step 5: Solve for x
    x = 4,802,761,817,961.84/3,233,655.60
  6. Step 6: Final answer
    x = 1,485,242.22

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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.