Home / 3,190,086.76-4,402,581.80-1,813,862.34

Finding the Fourth Proportional to 3,190,086.76, 4,402,581.80 and 1,813,862.34

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Solution

The fourth proportional to 3,190,086.76, 4,402,581.80 and 1,813,862.34 is: 2,503,279.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,086.76 : 4,402,581.80 = 1,813,862.34 : x
  2. Step 2: Convert to fraction form
    3,190,086.76/4,402,581.80 = 1,813,862.34/x
  3. Step 3: Cross multiply
    3,190,086.76x = 4,402,581.80 × 1,813,862.34
  4. Step 4: Simplify right side
    3,190,086.76x = 7,985,677,325,789.41
  5. Step 5: Solve for x
    x = 7,985,677,325,789.41/3,190,086.76
  6. Step 6: Final answer
    x = 2,503,279.04

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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.