Home / 1,666,692.41-2,498,108.73-766,244.37

Finding the Fourth Proportional to 1,666,692.41, 2,498,108.73 and 766,244.37

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Solution

The fourth proportional to 1,666,692.41, 2,498,108.73 and 766,244.37 is: 1,148,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,692.41 : 2,498,108.73 = 766,244.37 : x
  2. Step 2: Convert to fraction form
    1,666,692.41/2,498,108.73 = 766,244.37/x
  3. Step 3: Cross multiply
    1,666,692.41x = 2,498,108.73 × 766,244.37
  4. Step 4: Simplify right side
    1,666,692.41x = 1,914,161,750,010.35
  5. Step 5: Solve for x
    x = 1,914,161,750,010.35/1,666,692.41
  6. Step 6: Final answer
    x = 1,148,479.31

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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.