Home / 1,511,620.50-2,086,036.29-832,557

Finding the Fourth Proportional to 1,511,620.50, 2,086,036.29 and 832,557

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Solution

The fourth proportional to 1,511,620.50, 2,086,036.29 and 832,557 is: 1,148,928.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,620.50 : 2,086,036.29 = 832,557 : x
  2. Step 2: Convert to fraction form
    1,511,620.50/2,086,036.29 = 832,557/x
  3. Step 3: Cross multiply
    1,511,620.50x = 2,086,036.29 × 832,557
  4. Step 4: Simplify right side
    1,511,620.50x = 1,736,744,115,493.53
  5. Step 5: Solve for x
    x = 1,736,744,115,493.53/1,511,620.50
  6. Step 6: Final answer
    x = 1,148,928.66

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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.