Home / 1,911,367.33-2,867,494.77-631,897.62

Finding the Fourth Proportional to 1,911,367.33, 2,867,494.77 and 631,897.62

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Solution

The fourth proportional to 1,911,367.33, 2,867,494.77 and 631,897.62 is: 947,993.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,367.33 : 2,867,494.77 = 631,897.62 : x
  2. Step 2: Convert to fraction form
    1,911,367.33/2,867,494.77 = 631,897.62/x
  3. Step 3: Cross multiply
    1,911,367.33x = 2,867,494.77 × 631,897.62
  4. Step 4: Simplify right side
    1,911,367.33x = 1,811,963,120,525.45
  5. Step 5: Solve for x
    x = 1,811,963,120,525.45/1,911,367.33
  6. Step 6: Final answer
    x = 947,993.14

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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.