Home / 1,396,333-1,926,939.54-760,429

Finding the Fourth Proportional to 1,396,333, 1,926,939.54 and 760,429

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Solution

The fourth proportional to 1,396,333, 1,926,939.54 and 760,429 is: 1,049,392.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,333 : 1,926,939.54 = 760,429 : x
  2. Step 2: Convert to fraction form
    1,396,333/1,926,939.54 = 760,429/x
  3. Step 3: Cross multiply
    1,396,333x = 1,926,939.54 × 760,429
  4. Step 4: Simplify right side
    1,396,333x = 1,465,300,707,462.66
  5. Step 5: Solve for x
    x = 1,465,300,707,462.66/1,396,333
  6. Step 6: Final answer
    x = 1,049,392.02

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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.