Home / 1,501,968.47-2,253,455.72-491,137.07

Finding the Fourth Proportional to 1,501,968.47, 2,253,455.72 and 491,137.07

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Solution

The fourth proportional to 1,501,968.47, 2,253,455.72 and 491,137.07 is: 736,870.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,968.47 : 2,253,455.72 = 491,137.07 : x
  2. Step 2: Convert to fraction form
    1,501,968.47/2,253,455.72 = 491,137.07/x
  3. Step 3: Cross multiply
    1,501,968.47x = 2,253,455.72 × 491,137.07
  4. Step 4: Simplify right side
    1,501,968.47x = 1,106,755,637,239.86
  5. Step 5: Solve for x
    x = 1,106,755,637,239.86/1,501,968.47
  6. Step 6: Final answer
    x = 736,870.09

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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.