Home / 1,192,365.67-1,788,507.43-339,442.55

Finding the Fourth Proportional to 1,192,365.67, 1,788,507.43 and 339,442.55

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Solution

The fourth proportional to 1,192,365.67, 1,788,507.43 and 339,442.55 is: 509,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,365.67 : 1,788,507.43 = 339,442.55 : x
  2. Step 2: Convert to fraction form
    1,192,365.67/1,788,507.43 = 339,442.55/x
  3. Step 3: Cross multiply
    1,192,365.67x = 1,788,507.43 × 339,442.55
  4. Step 4: Simplify right side
    1,192,365.67x = 607,095,522,733.15
  5. Step 5: Solve for x
    x = 607,095,522,733.15/1,192,365.67
  6. Step 6: Final answer
    x = 509,152.13

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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.