Home / 1,668,832.47-2,501,560.40-657,561.24

Finding the Fourth Proportional to 1,668,832.47, 2,501,560.40 and 657,561.24

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Solution

The fourth proportional to 1,668,832.47, 2,501,560.40 and 657,561.24 is: 985,676.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,832.47 : 2,501,560.40 = 657,561.24 : x
  2. Step 2: Convert to fraction form
    1,668,832.47/2,501,560.40 = 657,561.24/x
  3. Step 3: Cross multiply
    1,668,832.47x = 2,501,560.40 × 657,561.24
  4. Step 4: Simplify right side
    1,668,832.47x = 1,644,929,155,271.09
  5. Step 5: Solve for x
    x = 1,644,929,155,271.09/1,668,832.47
  6. Step 6: Final answer
    x = 985,676.62

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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.