Home / 1,480,384.35-2,220,244.37-680,897.80

Finding the Fourth Proportional to 1,480,384.35, 2,220,244.37 and 680,897.80

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Solution

The fourth proportional to 1,480,384.35, 2,220,244.37 and 680,897.80 is: 1,021,193.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,384.35 : 2,220,244.37 = 680,897.80 : x
  2. Step 2: Convert to fraction form
    1,480,384.35/2,220,244.37 = 680,897.80/x
  3. Step 3: Cross multiply
    1,480,384.35x = 2,220,244.37 × 680,897.80
  4. Step 4: Simplify right side
    1,480,384.35x = 1,511,759,500,260.75
  5. Step 5: Solve for x
    x = 1,511,759,500,260.75/1,480,384.35
  6. Step 6: Final answer
    x = 1,021,193.92

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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.