Home / 1,516,263.56-2,091,566.56-979,719.56

Finding the Fourth Proportional to 1,516,263.56, 2,091,566.56 and 979,719.56

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Solution

The fourth proportional to 1,516,263.56, 2,091,566.56 and 979,719.56 is: 1,351,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,263.56 : 2,091,566.56 = 979,719.56 : x
  2. Step 2: Convert to fraction form
    1,516,263.56/2,091,566.56 = 979,719.56/x
  3. Step 3: Cross multiply
    1,516,263.56x = 2,091,566.56 × 979,719.56
  4. Step 4: Simplify right side
    1,516,263.56x = 2,049,148,669,873.91
  5. Step 5: Solve for x
    x = 2,049,148,669,873.91/1,516,263.56
  6. Step 6: Final answer
    x = 1,351,446.23

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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.