Home / 1,678,412.29-2,519,813.64-996,543.94

Finding the Fourth Proportional to 1,678,412.29, 2,519,813.64 and 996,543.94

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Solution

The fourth proportional to 1,678,412.29, 2,519,813.64 and 996,543.94 is: 1,496,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,412.29 : 2,519,813.64 = 996,543.94 : x
  2. Step 2: Convert to fraction form
    1,678,412.29/2,519,813.64 = 996,543.94/x
  3. Step 3: Cross multiply
    1,678,412.29x = 2,519,813.64 × 996,543.94
  4. Step 4: Simplify right side
    1,678,412.29x = 2,511,105,012,871.34
  5. Step 5: Solve for x
    x = 2,511,105,012,871.34/1,678,412.29
  6. Step 6: Final answer
    x = 1,496,119.30

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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.