Home / 1,189,740.88-1,784,611.27-348,292.63

Finding the Fourth Proportional to 1,189,740.88, 1,784,611.27 and 348,292.63

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Solution

The fourth proportional to 1,189,740.88, 1,784,611.27 and 348,292.63 is: 522,438.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,740.88 : 1,784,611.27 = 348,292.63 : x
  2. Step 2: Convert to fraction form
    1,189,740.88/1,784,611.27 = 348,292.63/x
  3. Step 3: Cross multiply
    1,189,740.88x = 1,784,611.27 × 348,292.63
  4. Step 4: Simplify right side
    1,189,740.88x = 621,566,952,755.94
  5. Step 5: Solve for x
    x = 621,566,952,755.94/1,189,740.88
  6. Step 6: Final answer
    x = 522,438.93

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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.