Home / 1,668,406.51-2,302,519.01-943,261.10

Finding the Fourth Proportional to 1,668,406.51, 2,302,519.01 and 943,261.10

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Solution

The fourth proportional to 1,668,406.51, 2,302,519.01 and 943,261.10 is: 1,301,767.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,406.51 : 2,302,519.01 = 943,261.10 : x
  2. Step 2: Convert to fraction form
    1,668,406.51/2,302,519.01 = 943,261.10/x
  3. Step 3: Cross multiply
    1,668,406.51x = 2,302,519.01 × 943,261.10
  4. Step 4: Simplify right side
    1,668,406.51x = 2,171,876,611,854.90
  5. Step 5: Solve for x
    x = 2,171,876,611,854.90/1,668,406.51
  6. Step 6: Final answer
    x = 1,301,767.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.