Home / 3,212,509.07-4,815,691.79-1,190,210.22

Finding the Fourth Proportional to 3,212,509.07, 4,815,691.79 and 1,190,210.22

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Solution

The fourth proportional to 3,212,509.07, 4,815,691.79 and 1,190,210.22 is: 1,784,177.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,509.07 : 4,815,691.79 = 1,190,210.22 : x
  2. Step 2: Convert to fraction form
    3,212,509.07/4,815,691.79 = 1,190,210.22/x
  3. Step 3: Cross multiply
    3,212,509.07x = 4,815,691.79 × 1,190,210.22
  4. Step 4: Simplify right side
    3,212,509.07x = 5,731,685,578,877.04
  5. Step 5: Solve for x
    x = 5,731,685,578,877.04/3,212,509.07
  6. Step 6: Final answer
    x = 1,784,177.24

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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.