Home / 1,090,932.83-1,636,656.83-342,978.83

Finding the Fourth Proportional to 1,090,932.83, 1,636,656.83 and 342,978.83

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Solution

The fourth proportional to 1,090,932.83, 1,636,656.83 and 342,978.83 is: 514,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,932.83 : 1,636,656.83 = 342,978.83 : x
  2. Step 2: Convert to fraction form
    1,090,932.83/1,636,656.83 = 342,978.83/x
  3. Step 3: Cross multiply
    1,090,932.83x = 1,636,656.83 × 342,978.83
  4. Step 4: Simplify right side
    1,090,932.83x = 561,338,634,766.73
  5. Step 5: Solve for x
    x = 561,338,634,766.73/1,090,932.83
  6. Step 6: Final answer
    x = 514,549.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.