Home / 1,333,495.98-1,840,210.38-721,635.48

Finding the Fourth Proportional to 1,333,495.98, 1,840,210.38 and 721,635.48

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Solution

The fourth proportional to 1,333,495.98, 1,840,210.38 and 721,635.48 is: 995,849.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,495.98 : 1,840,210.38 = 721,635.48 : x
  2. Step 2: Convert to fraction form
    1,333,495.98/1,840,210.38 = 721,635.48/x
  3. Step 3: Cross multiply
    1,333,495.98x = 1,840,210.38 × 721,635.48
  4. Step 4: Simplify right side
    1,333,495.98x = 1,327,961,100,872.28
  5. Step 5: Solve for x
    x = 1,327,961,100,872.28/1,333,495.98
  6. Step 6: Final answer
    x = 995,849.35

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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.