Home / 1,939,773.80-2,676,970.56-1,080,334.07

Finding the Fourth Proportional to 1,939,773.80, 2,676,970.56 and 1,080,334.07

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Solution

The fourth proportional to 1,939,773.80, 2,676,970.56 and 1,080,334.07 is: 1,490,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,773.80 : 2,676,970.56 = 1,080,334.07 : x
  2. Step 2: Convert to fraction form
    1,939,773.80/2,676,970.56 = 1,080,334.07/x
  3. Step 3: Cross multiply
    1,939,773.80x = 2,676,970.56 × 1,080,334.07
  4. Step 4: Simplify right side
    1,939,773.80x = 2,892,022,500,354.98
  5. Step 5: Solve for x
    x = 2,892,022,500,354.98/1,939,773.80
  6. Step 6: Final answer
    x = 1,490,907.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.