Home / 1,334,308.47-1,841,346.55-722,461.65

Finding the Fourth Proportional to 1,334,308.47, 1,841,346.55 and 722,461.65

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Solution

The fourth proportional to 1,334,308.47, 1,841,346.55 and 722,461.65 is: 996,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,308.47 : 1,841,346.55 = 722,461.65 : x
  2. Step 2: Convert to fraction form
    1,334,308.47/1,841,346.55 = 722,461.65/x
  3. Step 3: Cross multiply
    1,334,308.47x = 1,841,346.55 × 722,461.65
  4. Step 4: Simplify right side
    1,334,308.47x = 1,330,302,274,237.27
  5. Step 5: Solve for x
    x = 1,330,302,274,237.27/1,334,308.47
  6. Step 6: Final answer
    x = 996,997.55

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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.