Home / 1,946,724.72-2,919,580.20-824,215.92

Finding the Fourth Proportional to 1,946,724.72, 2,919,580.20 and 824,215.92

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Solution

The fourth proportional to 1,946,724.72, 2,919,580.20 and 824,215.92 is: 1,236,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,724.72 : 2,919,580.20 = 824,215.92 : x
  2. Step 2: Convert to fraction form
    1,946,724.72/2,919,580.20 = 824,215.92/x
  3. Step 3: Cross multiply
    1,946,724.72x = 2,919,580.20 × 824,215.92
  4. Step 4: Simplify right side
    1,946,724.72x = 2,406,364,480,556.78
  5. Step 5: Solve for x
    x = 2,406,364,480,556.78/1,946,724.72
  6. Step 6: Final answer
    x = 1,236,109.27

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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.