Home / 1,145,697.62-1,719,032.43-613,080.50

Finding the Fourth Proportional to 1,145,697.62, 1,719,032.43 and 613,080.50

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Solution

The fourth proportional to 1,145,697.62, 1,719,032.43 and 613,080.50 is: 919,880.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,697.62 : 1,719,032.43 = 613,080.50 : x
  2. Step 2: Convert to fraction form
    1,145,697.62/1,719,032.43 = 613,080.50/x
  3. Step 3: Cross multiply
    1,145,697.62x = 1,719,032.43 × 613,080.50
  4. Step 4: Simplify right side
    1,145,697.62x = 1,053,905,261,700.62
  5. Step 5: Solve for x
    x = 1,053,905,261,700.62/1,145,697.62
  6. Step 6: Final answer
    x = 919,880.82

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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.