Home / 1,205,214.02-1,807,926.11-395,355.62

Finding the Fourth Proportional to 1,205,214.02, 1,807,926.11 and 395,355.62

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Solution

The fourth proportional to 1,205,214.02, 1,807,926.11 and 395,355.62 is: 593,067.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,214.02 : 1,807,926.11 = 395,355.62 : x
  2. Step 2: Convert to fraction form
    1,205,214.02/1,807,926.11 = 395,355.62/x
  3. Step 3: Cross multiply
    1,205,214.02x = 1,807,926.11 × 395,355.62
  4. Step 4: Simplify right side
    1,205,214.02x = 714,773,737,116.83
  5. Step 5: Solve for x
    x = 714,773,737,116.83/1,205,214.02
  6. Step 6: Final answer
    x = 593,067.89

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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.