Home / 1,769,502.17-2,653,821.81-490,076.39

Finding the Fourth Proportional to 1,769,502.17, 2,653,821.81 and 490,076.39

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Solution

The fourth proportional to 1,769,502.17, 2,653,821.81 and 490,076.39 is: 734,995.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,502.17 : 2,653,821.81 = 490,076.39 : x
  2. Step 2: Convert to fraction form
    1,769,502.17/2,653,821.81 = 490,076.39/x
  3. Step 3: Cross multiply
    1,769,502.17x = 2,653,821.81 × 490,076.39
  4. Step 4: Simplify right side
    1,769,502.17x = 1,300,575,412,348.07
  5. Step 5: Solve for x
    x = 1,300,575,412,348.07/1,769,502.17
  6. Step 6: Final answer
    x = 734,995.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.