Home / 1,421,659.96-2,133,082.32-623,514.64

Finding the Fourth Proportional to 1,421,659.96, 2,133,082.32 and 623,514.64

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Solution

The fourth proportional to 1,421,659.96, 2,133,082.32 and 623,514.64 is: 935,531.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,659.96 : 2,133,082.32 = 623,514.64 : x
  2. Step 2: Convert to fraction form
    1,421,659.96/2,133,082.32 = 623,514.64/x
  3. Step 3: Cross multiply
    1,421,659.96x = 2,133,082.32 × 623,514.64
  4. Step 4: Simplify right side
    1,421,659.96x = 1,330,008,054,845.16
  5. Step 5: Solve for x
    x = 1,330,008,054,845.16/1,421,659.96
  6. Step 6: Final answer
    x = 935,531.77

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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.