Home / 1,656,448.72-2,484,704.16-519,185.80

Finding the Fourth Proportional to 1,656,448.72, 2,484,704.16 and 519,185.80

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Solution

The fourth proportional to 1,656,448.72, 2,484,704.16 and 519,185.80 is: 778,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,448.72 : 2,484,704.16 = 519,185.80 : x
  2. Step 2: Convert to fraction form
    1,656,448.72/2,484,704.16 = 519,185.80/x
  3. Step 3: Cross multiply
    1,656,448.72x = 2,484,704.16 × 519,185.80
  4. Step 4: Simplify right side
    1,656,448.72x = 1,290,023,117,072.93
  5. Step 5: Solve for x
    x = 1,290,023,117,072.93/1,656,448.72
  6. Step 6: Final answer
    x = 778,788.44

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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.