Home / 881,036.35-1,321,554.53-542,980.83

Finding the Fourth Proportional to 881,036.35, 1,321,554.53 and 542,980.83

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Solution

The fourth proportional to 881,036.35, 1,321,554.53 and 542,980.83 is: 814,471.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,036.35 : 1,321,554.53 = 542,980.83 : x
  2. Step 2: Convert to fraction form
    881,036.35/1,321,554.53 = 542,980.83/x
  3. Step 3: Cross multiply
    881,036.35x = 1,321,554.53 × 542,980.83
  4. Step 4: Simplify right side
    881,036.35x = 717,578,766,266.98
  5. Step 5: Solve for x
    x = 717,578,766,266.98/881,036.35
  6. Step 6: Final answer
    x = 814,471.24

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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.