Home / 1,145,700.12-1,719,036.18-613,083

Finding the Fourth Proportional to 1,145,700.12, 1,719,036.18 and 613,083

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Solution

The fourth proportional to 1,145,700.12, 1,719,036.18 and 613,083 is: 919,884.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,700.12 : 1,719,036.18 = 613,083 : x
  2. Step 2: Convert to fraction form
    1,145,700.12/1,719,036.18 = 613,083/x
  3. Step 3: Cross multiply
    1,145,700.12x = 1,719,036.18 × 613,083
  4. Step 4: Simplify right side
    1,145,700.12x = 1,053,911,858,342.94
  5. Step 5: Solve for x
    x = 1,053,911,858,342.94/1,145,700.12
  6. Step 6: Final answer
    x = 919,884.57

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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.