Home / 1,551,331.20-2,326,996.80-1,152,750.45

Finding the Fourth Proportional to 1,551,331.20, 2,326,996.80 and 1,152,750.45

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Solution

The fourth proportional to 1,551,331.20, 2,326,996.80 and 1,152,750.45 is: 1,729,125.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,331.20 : 2,326,996.80 = 1,152,750.45 : x
  2. Step 2: Convert to fraction form
    1,551,331.20/2,326,996.80 = 1,152,750.45/x
  3. Step 3: Cross multiply
    1,551,331.20x = 2,326,996.80 × 1,152,750.45
  4. Step 4: Simplify right side
    1,551,331.20x = 2,682,446,608,348.56
  5. Step 5: Solve for x
    x = 2,682,446,608,348.56/1,551,331.20
  6. Step 6: Final answer
    x = 1,729,125.68

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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.