Home / 1,282,281.98-1,769,375.84-731,068.82

Finding the Fourth Proportional to 1,282,281.98, 1,769,375.84 and 731,068.82

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Solution

The fourth proportional to 1,282,281.98, 1,769,375.84 and 731,068.82 is: 1,008,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,281.98 : 1,769,375.84 = 731,068.82 : x
  2. Step 2: Convert to fraction form
    1,282,281.98/1,769,375.84 = 731,068.82/x
  3. Step 3: Cross multiply
    1,282,281.98x = 1,769,375.84 × 731,068.82
  4. Step 4: Simplify right side
    1,282,281.98x = 1,293,535,494,983.09
  5. Step 5: Solve for x
    x = 1,293,535,494,983.09/1,282,281.98
  6. Step 6: Final answer
    x = 1,008,776.16

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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.