Home / 3,336,811.71-4,605,036.21-1,886,520.89

Finding the Fourth Proportional to 3,336,811.71, 4,605,036.21 and 1,886,520.89

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Solution

The fourth proportional to 3,336,811.71, 4,605,036.21 and 1,886,520.89 is: 2,603,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336,811.71 : 4,605,036.21 = 1,886,520.89 : x
  2. Step 2: Convert to fraction form
    3,336,811.71/4,605,036.21 = 1,886,520.89/x
  3. Step 3: Cross multiply
    3,336,811.71x = 4,605,036.21 × 1,886,520.89
  4. Step 4: Simplify right side
    3,336,811.71x = 8,687,497,009,371.43
  5. Step 5: Solve for x
    x = 8,687,497,009,371.43/3,336,811.71
  6. Step 6: Final answer
    x = 2,603,532.28

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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.