Home / 1,181,157.04-1,772,017.78-382,439.47

Finding the Fourth Proportional to 1,181,157.04, 1,772,017.78 and 382,439.47

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Solution

The fourth proportional to 1,181,157.04, 1,772,017.78 and 382,439.47 is: 573,750.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,157.04 : 1,772,017.78 = 382,439.47 : x
  2. Step 2: Convert to fraction form
    1,181,157.04/1,772,017.78 = 382,439.47/x
  3. Step 3: Cross multiply
    1,181,157.04x = 1,772,017.78 × 382,439.47
  4. Step 4: Simplify right side
    1,181,157.04x = 677,689,531,753.69
  5. Step 5: Solve for x
    x = 677,689,531,753.69/1,181,157.04
  6. Step 6: Final answer
    x = 573,750.58

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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.