Home / 824,864.40-1,237,390.06-740,103.82

Finding the Fourth Proportional to 824,864.40, 1,237,390.06 and 740,103.82

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Solution

The fourth proportional to 824,864.40, 1,237,390.06 and 740,103.82 is: 1,110,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,864.40 : 1,237,390.06 = 740,103.82 : x
  2. Step 2: Convert to fraction form
    824,864.40/1,237,390.06 = 740,103.82/x
  3. Step 3: Cross multiply
    824,864.40x = 1,237,390.06 × 740,103.82
  4. Step 4: Simplify right side
    824,864.40x = 915,797,110,236.03
  5. Step 5: Solve for x
    x = 915,797,110,236.03/824,864.40
  6. Step 6: Final answer
    x = 1,110,239.59

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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.