Home / 1,723,824.33-2,584,838.57-643,448.42

Finding the Fourth Proportional to 1,723,824.33, 2,584,838.57 and 643,448.42

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Solution

The fourth proportional to 1,723,824.33, 2,584,838.57 and 643,448.42 is: 964,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,824.33 : 2,584,838.57 = 643,448.42 : x
  2. Step 2: Convert to fraction form
    1,723,824.33/2,584,838.57 = 643,448.42/x
  3. Step 3: Cross multiply
    1,723,824.33x = 2,584,838.57 × 643,448.42
  4. Step 4: Simplify right side
    1,723,824.33x = 1,663,210,287,373.27
  5. Step 5: Solve for x
    x = 1,663,210,287,373.27/1,723,824.33
  6. Step 6: Final answer
    x = 964,837.46

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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.