Home / 1,054,712.80-1,581,680.40-522,056.80

Finding the Fourth Proportional to 1,054,712.80, 1,581,680.40 and 522,056.80

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Solution

The fourth proportional to 1,054,712.80, 1,581,680.40 and 522,056.80 is: 782,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,712.80 : 1,581,680.40 = 522,056.80 : x
  2. Step 2: Convert to fraction form
    1,054,712.80/1,581,680.40 = 522,056.80/x
  3. Step 3: Cross multiply
    1,054,712.80x = 1,581,680.40 × 522,056.80
  4. Step 4: Simplify right side
    1,054,712.80x = 825,727,008,246.72
  5. Step 5: Solve for x
    x = 825,727,008,246.72/1,054,712.80
  6. Step 6: Final answer
    x = 782,892.75

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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.