Home / 1,999,607.58-2,759,451-1,081,833.78

Finding the Fourth Proportional to 1,999,607.58, 2,759,451 and 1,081,833.78

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Solution

The fourth proportional to 1,999,607.58, 2,759,451 and 1,081,833.78 is: 1,492,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,607.58 : 2,759,451 = 1,081,833.78 : x
  2. Step 2: Convert to fraction form
    1,999,607.58/2,759,451 = 1,081,833.78/x
  3. Step 3: Cross multiply
    1,999,607.58x = 2,759,451 × 1,081,833.78
  4. Step 4: Simplify right side
    1,999,607.58x = 2,985,267,306,054.78
  5. Step 5: Solve for x
    x = 2,985,267,306,054.78/1,999,607.58
  6. Step 6: Final answer
    x = 1,492,926.58

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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.