Home / 1,788,412.61-2,682,619.64-440,601.46

Finding the Fourth Proportional to 1,788,412.61, 2,682,619.64 and 440,601.46

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Solution

The fourth proportional to 1,788,412.61, 2,682,619.64 and 440,601.46 is: 660,902.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,412.61 : 2,682,619.64 = 440,601.46 : x
  2. Step 2: Convert to fraction form
    1,788,412.61/2,682,619.64 = 440,601.46/x
  3. Step 3: Cross multiply
    1,788,412.61x = 2,682,619.64 × 440,601.46
  4. Step 4: Simplify right side
    1,788,412.61x = 1,181,966,130,008.67
  5. Step 5: Solve for x
    x = 1,181,966,130,008.67/1,788,412.61
  6. Step 6: Final answer
    x = 660,902.37

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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.