Home / 3,931,698.92-5,889,030.08-1,905,704.66

Finding the Fourth Proportional to 3,931,698.92, 5,889,030.08 and 1,905,704.66

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Solution

The fourth proportional to 3,931,698.92, 5,889,030.08 and 1,905,704.66 is: 2,854,428.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,698.92 : 5,889,030.08 = 1,905,704.66 : x
  2. Step 2: Convert to fraction form
    3,931,698.92/5,889,030.08 = 1,905,704.66/x
  3. Step 3: Cross multiply
    3,931,698.92x = 5,889,030.08 × 1,905,704.66
  4. Step 4: Simplify right side
    3,931,698.92x = 11,222,752,066,336.17
  5. Step 5: Solve for x
    x = 11,222,752,066,336.17/3,931,698.92
  6. Step 6: Final answer
    x = 2,854,428.15

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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.