Home / 1,905,330.88-2,857,394.29-625,727.51

Finding the Fourth Proportional to 1,905,330.88, 2,857,394.29 and 625,727.51

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Solution

The fourth proportional to 1,905,330.88, 2,857,394.29 and 625,727.51 is: 938,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,330.88 : 2,857,394.29 = 625,727.51 : x
  2. Step 2: Convert to fraction form
    1,905,330.88/2,857,394.29 = 625,727.51/x
  3. Step 3: Cross multiply
    1,905,330.88x = 2,857,394.29 × 625,727.51
  4. Step 4: Simplify right side
    1,905,330.88x = 1,787,950,199,530.86
  5. Step 5: Solve for x
    x = 1,787,950,199,530.86/1,905,330.88
  6. Step 6: Final answer
    x = 938,393.55

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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.