Home / 1,998,336.20-2,996,848.20-735,999.80

Finding the Fourth Proportional to 1,998,336.20, 2,996,848.20 and 735,999.80

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Solution

The fourth proportional to 1,998,336.20, 2,996,848.20 and 735,999.80 is: 1,103,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,336.20 : 2,996,848.20 = 735,999.80 : x
  2. Step 2: Convert to fraction form
    1,998,336.20/2,996,848.20 = 735,999.80/x
  3. Step 3: Cross multiply
    1,998,336.20x = 2,996,848.20 × 735,999.80
  4. Step 4: Simplify right side
    1,998,336.20x = 2,205,679,675,830.36
  5. Step 5: Solve for x
    x = 2,205,679,675,830.36/1,998,336.20
  6. Step 6: Final answer
    x = 1,103,758.05

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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.