Home / 1,045,599.82-1,441,775.08-722,749.40

Finding the Fourth Proportional to 1,045,599.82, 1,441,775.08 and 722,749.40

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Solution

The fourth proportional to 1,045,599.82, 1,441,775.08 and 722,749.40 is: 996,597.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,599.82 : 1,441,775.08 = 722,749.40 : x
  2. Step 2: Convert to fraction form
    1,045,599.82/1,441,775.08 = 722,749.40/x
  3. Step 3: Cross multiply
    1,045,599.82x = 1,441,775.08 × 722,749.40
  4. Step 4: Simplify right side
    1,045,599.82x = 1,042,042,074,004.95
  5. Step 5: Solve for x
    x = 1,042,042,074,004.95/1,045,599.82
  6. Step 6: Final answer
    x = 996,597.41

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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.