Home / 1,816,217.82-2,506,287.96-1,000,403.94

Finding the Fourth Proportional to 1,816,217.82, 2,506,287.96 and 1,000,403.94

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Solution

The fourth proportional to 1,816,217.82, 2,506,287.96 and 1,000,403.94 is: 1,380,506.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,217.82 : 2,506,287.96 = 1,000,403.94 : x
  2. Step 2: Convert to fraction form
    1,816,217.82/2,506,287.96 = 1,000,403.94/x
  3. Step 3: Cross multiply
    1,816,217.82x = 2,506,287.96 × 1,000,403.94
  4. Step 4: Simplify right side
    1,816,217.82x = 2,507,300,349,958.56
  5. Step 5: Solve for x
    x = 2,507,300,349,958.56/1,816,217.82
  6. Step 6: Final answer
    x = 1,380,506.41

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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.