Home / 1,357,805.97-1,873,805.25-745,998.36

Finding the Fourth Proportional to 1,357,805.97, 1,873,805.25 and 745,998.36

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Solution

The fourth proportional to 1,357,805.97, 1,873,805.25 and 745,998.36 is: 1,029,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,805.97 : 1,873,805.25 = 745,998.36 : x
  2. Step 2: Convert to fraction form
    1,357,805.97/1,873,805.25 = 745,998.36/x
  3. Step 3: Cross multiply
    1,357,805.97x = 1,873,805.25 × 745,998.36
  4. Step 4: Simplify right side
    1,357,805.97x = 1,397,855,643,459.39
  5. Step 5: Solve for x
    x = 1,397,855,643,459.39/1,357,805.97
  6. Step 6: Final answer
    x = 1,029,495.87

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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.