Home / 1,788,414.86-2,682,623.02-440,603.71

Finding the Fourth Proportional to 1,788,414.86, 2,682,623.02 and 440,603.71

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Solution

The fourth proportional to 1,788,414.86, 2,682,623.02 and 440,603.71 is: 660,905.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,414.86 : 2,682,623.02 = 440,603.71 : x
  2. Step 2: Convert to fraction form
    1,788,414.86/2,682,623.02 = 440,603.71/x
  3. Step 3: Cross multiply
    1,788,414.86x = 2,682,623.02 × 440,603.71
  4. Step 4: Simplify right side
    1,788,414.86x = 1,181,973,652,940.39
  5. Step 5: Solve for x
    x = 1,181,973,652,940.39/1,788,414.86
  6. Step 6: Final answer
    x = 660,905.74

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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.