Home / 1,096,040.30-1,644,060.45-830,319.80

Finding the Fourth Proportional to 1,096,040.30, 1,644,060.45 and 830,319.80

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Solution

The fourth proportional to 1,096,040.30, 1,644,060.45 and 830,319.80 is: 1,245,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,040.30 : 1,644,060.45 = 830,319.80 : x
  2. Step 2: Convert to fraction form
    1,096,040.30/1,644,060.45 = 830,319.80/x
  3. Step 3: Cross multiply
    1,096,040.30x = 1,644,060.45 × 830,319.80
  4. Step 4: Simplify right side
    1,096,040.30x = 1,365,095,944,031.91
  5. Step 5: Solve for x
    x = 1,365,095,944,031.91/1,096,040.30
  6. Step 6: Final answer
    x = 1,245,479.70

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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.