Home / 1,008,543.96-1,391,797.08-555,834.96

Finding the Fourth Proportional to 1,008,543.96, 1,391,797.08 and 555,834.96

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Solution

The fourth proportional to 1,008,543.96, 1,391,797.08 and 555,834.96 is: 767,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,543.96 : 1,391,797.08 = 555,834.96 : x
  2. Step 2: Convert to fraction form
    1,008,543.96/1,391,797.08 = 555,834.96/x
  3. Step 3: Cross multiply
    1,008,543.96x = 1,391,797.08 × 555,834.96
  4. Step 4: Simplify right side
    1,008,543.96x = 773,609,474,289.92
  5. Step 5: Solve for x
    x = 773,609,474,289.92/1,008,543.96
  6. Step 6: Final answer
    x = 767,055.78

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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.