Home / 1,029,967.20-1,544,950.80-711,102.60

Finding the Fourth Proportional to 1,029,967.20, 1,544,950.80 and 711,102.60

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Solution

The fourth proportional to 1,029,967.20, 1,544,950.80 and 711,102.60 is: 1,066,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,967.20 : 1,544,950.80 = 711,102.60 : x
  2. Step 2: Convert to fraction form
    1,029,967.20/1,544,950.80 = 711,102.60/x
  3. Step 3: Cross multiply
    1,029,967.20x = 1,544,950.80 × 711,102.60
  4. Step 4: Simplify right side
    1,029,967.20x = 1,098,618,530,752.08
  5. Step 5: Solve for x
    x = 1,098,618,530,752.08/1,029,967.20
  6. Step 6: Final answer
    x = 1,066,653.90

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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.