Home / 1,246,057.04-1,869,241.08-487,800.56

Finding the Fourth Proportional to 1,246,057.04, 1,869,241.08 and 487,800.56

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Solution

The fourth proportional to 1,246,057.04, 1,869,241.08 and 487,800.56 is: 731,761.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,057.04 : 1,869,241.08 = 487,800.56 : x
  2. Step 2: Convert to fraction form
    1,246,057.04/1,869,241.08 = 487,800.56/x
  3. Step 3: Cross multiply
    1,246,057.04x = 1,869,241.08 × 487,800.56
  4. Step 4: Simplify right side
    1,246,057.04x = 911,816,845,599.01
  5. Step 5: Solve for x
    x = 911,816,845,599.01/1,246,057.04
  6. Step 6: Final answer
    x = 731,761.72

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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.