Home / 1,334,310.47-1,841,349.31-722,463.65

Finding the Fourth Proportional to 1,334,310.47, 1,841,349.31 and 722,463.65

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Solution

The fourth proportional to 1,334,310.47, 1,841,349.31 and 722,463.65 is: 997,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,310.47 : 1,841,349.31 = 722,463.65 : x
  2. Step 2: Convert to fraction form
    1,334,310.47/1,841,349.31 = 722,463.65/x
  3. Step 3: Cross multiply
    1,334,310.47x = 1,841,349.31 × 722,463.65
  4. Step 4: Simplify right side
    1,334,310.47x = 1,330,307,943,427.58
  5. Step 5: Solve for x
    x = 1,330,307,943,427.58/1,334,310.47
  6. Step 6: Final answer
    x = 997,000.30

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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.