Home / 1,266,495.39-1,747,773.93-750,278.64

Finding the Fourth Proportional to 1,266,495.39, 1,747,773.93 and 750,278.64

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Solution

The fourth proportional to 1,266,495.39, 1,747,773.93 and 750,278.64 is: 1,035,390.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,495.39 : 1,747,773.93 = 750,278.64 : x
  2. Step 2: Convert to fraction form
    1,266,495.39/1,747,773.93 = 750,278.64/x
  3. Step 3: Cross multiply
    1,266,495.39x = 1,747,773.93 × 750,278.64
  4. Step 4: Simplify right side
    1,266,495.39x = 1,311,317,447,227.86
  5. Step 5: Solve for x
    x = 1,311,317,447,227.86/1,266,495.39
  6. Step 6: Final answer
    x = 1,035,390.62

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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.