Home / 1,051,800.23-1,579,100.43-711,387.20

Finding the Fourth Proportional to 1,051,800.23, 1,579,100.43 and 711,387.20

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Solution

The fourth proportional to 1,051,800.23, 1,579,100.43 and 711,387.20 is: 1,068,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,800.23 : 1,579,100.43 = 711,387.20 : x
  2. Step 2: Convert to fraction form
    1,051,800.23/1,579,100.43 = 711,387.20/x
  3. Step 3: Cross multiply
    1,051,800.23x = 1,579,100.43 × 711,387.20
  4. Step 4: Simplify right side
    1,051,800.23x = 1,123,351,833,416.50
  5. Step 5: Solve for x
    x = 1,123,351,833,416.50/1,051,800.23
  6. Step 6: Final answer
    x = 1,068,027.75

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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.